18745668

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 60

約数和(自身を含む): 50088192

約数和(自身を除く): 31342524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 1231, 1269, 1692, 2462, 2538, 3693, 3807, 4924, 5076, 7386, 7614, 11079, 14772, 15228, 22158, 33237, 44316, 57857, 66474, 99711, 115714, 132948, 173571, 199422, 231428, 347142, 398844, 520713, 694284, 1041426, 1562139, 2082852, 3124278, 4686417, 6248556, 9372834, 18745668]

約数ペア:

[(1, 18745668), (2, 9372834), (3, 6248556), (4, 4686417), (6, 3124278), (9, 2082852), (12, 1562139), (18, 1041426), (27, 694284), (36, 520713), (47, 398844), (54, 347142), (81, 231428), (94, 199422), (108, 173571), (141, 132948), (162, 115714), (188, 99711), (282, 66474), (324, 57857), (423, 44316), (564, 33237), (846, 22158), (1231, 15228), (1269, 14772), (1692, 11079), (2462, 7614), (2538, 7386), (3693, 5076), (3807, 4924)]