20218880016

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{35111}}^1$

素因数の和:35202

約数の個数: 160

約数和(自身を含む): 61302743040

約数和(自身を除く): 41083863024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 43, 48, 54, 62, 72, 86, 93, 108, 124, 129, 144, 172, 186, 216, 248, 258, 279, 344, 372, 387, 432, 496, 516, 558, 688, 744, 774, 837, 1032, 1116, 1161, 1333, 1488, 1548, 1674, 2064, 2232, 2322, 2666, 3096, 3348, 3999, 4464, 4644, 5332, 6192, 6696, 7998, 9288, 10664, 11997, 13392, 15996, 18576, 21328, 23994, 31992, 35111, 35991, 47988, 63984, 70222, 71982, 95976, 105333, 140444, 143964, 191952, 210666, 280888, 287928, 315999, 421332, 561776, 575856, 631998, 842664, 947997, 1088441, 1263996, 1509773, 1685328, 1895994, 2176882, 2527992, 3019546, 3265323, 3791988, 4353764, 4529319, 5055984, 6039092, 6530646, 7583976, 8707528, 9058638, 9795969, 12078184, 13061292, 13587957, 15167952, 17415056, 18117276, 19591938, 24156368, 26122584, 27175914, 29387907, 36234552, 39183876, 40763871, 46802963, 52245168, 54351828, 58775814, 72469104, 78367752, 81527742, 93605926, 108703656, 117551628, 140408889, 156735504, 163055484, 187211852, 217407312, 235103256, 280817778, 326110968, 374423704, 421226667, 470206512, 561635556, 652221936, 748847408, 842453334, 1123271112, 1263680001, 1684906668, 2246542224, 2527360002, 3369813336, 5054720004, 6739626672, 10109440008, 20218880016]

約数ペア:

[(1, 20218880016), (2, 10109440008), (3, 6739626672), (4, 5054720004), (6, 3369813336), (8, 2527360002), (9, 2246542224), (12, 1684906668), (16, 1263680001), (18, 1123271112), (24, 842453334), (27, 748847408), (31, 652221936), (36, 561635556), (43, 470206512), (48, 421226667), (54, 374423704), (62, 326110968), (72, 280817778), (86, 235103256), (93, 217407312), (108, 187211852), (124, 163055484), (129, 156735504), (144, 140408889), (172, 117551628), (186, 108703656), (216, 93605926), (248, 81527742), (258, 78367752), (279, 72469104), (344, 58775814), (372, 54351828), (387, 52245168), (432, 46802963), (496, 40763871), (516, 39183876), (558, 36234552), (688, 29387907), (744, 27175914), (774, 26122584), (837, 24156368), (1032, 19591938), (1116, 18117276), (1161, 17415056), (1333, 15167952), (1488, 13587957), (1548, 13061292), (1674, 12078184), (2064, 9795969), (2232, 9058638), (2322, 8707528), (2666, 7583976), (3096, 6530646), (3348, 6039092), (3999, 5055984), (4464, 4529319), (4644, 4353764), (5332, 3791988), (6192, 3265323), (6696, 3019546), (7998, 2527992), (9288, 2176882), (10664, 1895994), (11997, 1685328), (13392, 1509773), (15996, 1263996), (18576, 1088441), (21328, 947997), (23994, 842664), (31992, 631998), (35111, 575856), (35991, 561776), (47988, 421332), (63984, 315999), (70222, 287928), (71982, 280888), (95976, 210666), (105333, 191952), (140444, 143964)]