18885496

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^2\times {\mathrm{401}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 42017040

約数和(自身を除く): 23131544

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 401, 406, 802, 812, 841, 1604, 1624, 1682, 2807, 3208, 3364, 5614, 5887, 6728, 11228, 11629, 11774, 22456, 23258, 23548, 46516, 47096, 81403, 93032, 162806, 325612, 337241, 651224, 674482, 1348964, 2360687, 2697928, 4721374, 9442748, 18885496]

約数ペア:

[(1, 18885496), (2, 9442748), (4, 4721374), (7, 2697928), (8, 2360687), (14, 1348964), (28, 674482), (29, 651224), (56, 337241), (58, 325612), (116, 162806), (203, 93032), (232, 81403), (401, 47096), (406, 46516), (802, 23548), (812, 23258), (841, 22456), (1604, 11774), (1624, 11629), (1682, 11228), (2807, 6728), (3208, 5887), (3364, 5614)]