20599686

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 50918400

約数和(自身を除く): 30318714

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 31, 38, 57, 58, 62, 67, 87, 93, 114, 134, 171, 174, 186, 201, 261, 279, 342, 402, 522, 551, 558, 589, 603, 899, 1102, 1178, 1206, 1273, 1653, 1767, 1798, 1943, 2077, 2546, 2697, 3306, 3534, 3819, 3886, 4154, 4959, 5301, 5394, 5829, 6231, 7638, 8091, 9918, 10602, 11457, 11658, 12462, 16182, 17081, 17487, 18693, 22914, 34162, 34974, 36917, 37386, 39463, 51243, 60233, 73834, 78926, 102486, 110751, 118389, 120466, 153729, 180699, 221502, 236778, 307458, 332253, 355167, 361398, 542097, 664506, 710334, 1084194, 1144427, 2288854, 3433281, 6866562, 10299843, 20599686]

約数ペア:

[(1, 20599686), (2, 10299843), (3, 6866562), (6, 3433281), (9, 2288854), (18, 1144427), (19, 1084194), (29, 710334), (31, 664506), (38, 542097), (57, 361398), (58, 355167), (62, 332253), (67, 307458), (87, 236778), (93, 221502), (114, 180699), (134, 153729), (171, 120466), (174, 118389), (186, 110751), (201, 102486), (261, 78926), (279, 73834), (342, 60233), (402, 51243), (522, 39463), (551, 37386), (558, 36917), (589, 34974), (603, 34162), (899, 22914), (1102, 18693), (1178, 17487), (1206, 17081), (1273, 16182), (1653, 12462), (1767, 11658), (1798, 11457), (1943, 10602), (2077, 9918), (2546, 8091), (2697, 7638), (3306, 6231), (3534, 5829), (3819, 5394), (3886, 5301), (4154, 4959)]