20483928

素因数分解:

$2^3\times 3^5\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 59164560

約数和(自身を除く): 38680632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 81, 82, 108, 123, 162, 164, 216, 243, 246, 257, 324, 328, 369, 486, 492, 514, 648, 738, 771, 972, 984, 1028, 1107, 1476, 1542, 1944, 2056, 2214, 2313, 2952, 3084, 3321, 4428, 4626, 6168, 6642, 6939, 8856, 9252, 9963, 10537, 13284, 13878, 18504, 19926, 20817, 21074, 26568, 27756, 31611, 39852, 41634, 42148, 55512, 62451, 63222, 79704, 83268, 84296, 94833, 124902, 126444, 166536, 189666, 249804, 252888, 284499, 379332, 499608, 568998, 758664, 853497, 1137996, 1706994, 2275992, 2560491, 3413988, 5120982, 6827976, 10241964, 20483928]

約数ペア:

[(1, 20483928), (2, 10241964), (3, 6827976), (4, 5120982), (6, 3413988), (8, 2560491), (9, 2275992), (12, 1706994), (18, 1137996), (24, 853497), (27, 758664), (36, 568998), (41, 499608), (54, 379332), (72, 284499), (81, 252888), (82, 249804), (108, 189666), (123, 166536), (162, 126444), (164, 124902), (216, 94833), (243, 84296), (246, 83268), (257, 79704), (324, 63222), (328, 62451), (369, 55512), (486, 42148), (492, 41634), (514, 39852), (648, 31611), (738, 27756), (771, 26568), (972, 21074), (984, 20817), (1028, 19926), (1107, 18504), (1476, 13878), (1542, 13284), (1944, 10537), (2056, 9963), (2214, 9252), (2313, 8856), (2952, 6939), (3084, 6642), (3321, 6168), (4428, 4626)]