18935336

素因数分解:

$2^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1889}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 21888664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 179, 358, 716, 1253, 1432, 1889, 2506, 3778, 5012, 7556, 10024, 13223, 15112, 26446, 52892, 105784, 338131, 676262, 1352524, 2366917, 2705048, 4733834, 9467668, 18935336]

約数ペア:

[(1, 18935336), (2, 9467668), (4, 4733834), (7, 2705048), (8, 2366917), (14, 1352524), (28, 676262), (56, 338131), (179, 105784), (358, 52892), (716, 26446), (1253, 15112), (1432, 13223), (1889, 10024), (2506, 7556), (3778, 5012)]