20023128

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 56871360

約数和(自身を除く): 36848232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 61, 72, 94, 97, 122, 141, 183, 188, 194, 244, 282, 291, 366, 376, 388, 423, 488, 549, 564, 582, 732, 776, 846, 873, 1098, 1128, 1164, 1464, 1692, 1746, 2196, 2328, 2867, 3384, 3492, 4392, 4559, 5734, 5917, 6984, 8601, 9118, 11468, 11834, 13677, 17202, 17751, 18236, 22936, 23668, 25803, 27354, 34404, 35502, 36472, 41031, 47336, 51606, 53253, 54708, 68808, 71004, 82062, 103212, 106506, 109416, 142008, 164124, 206424, 213012, 278099, 328248, 426024, 556198, 834297, 1112396, 1668594, 2224792, 2502891, 3337188, 5005782, 6674376, 10011564, 20023128]

約数ペア:

[(1, 20023128), (2, 10011564), (3, 6674376), (4, 5005782), (6, 3337188), (8, 2502891), (9, 2224792), (12, 1668594), (18, 1112396), (24, 834297), (36, 556198), (47, 426024), (61, 328248), (72, 278099), (94, 213012), (97, 206424), (122, 164124), (141, 142008), (183, 109416), (188, 106506), (194, 103212), (244, 82062), (282, 71004), (291, 68808), (366, 54708), (376, 53253), (388, 51606), (423, 47336), (488, 41031), (549, 36472), (564, 35502), (582, 34404), (732, 27354), (776, 25803), (846, 23668), (873, 22936), (1098, 18236), (1128, 17751), (1164, 17202), (1464, 13677), (1692, 11834), (1746, 11468), (2196, 9118), (2328, 8601), (2867, 6984), (3384, 5917), (3492, 5734), (4392, 4559)]