18681364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3557}}^1$

素因数の和:3675

約数の個数: 24

約数和(自身を含む): 35565768

約数和(自身を除く): 16884404

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 3557, 5252, 7114, 14228, 46241, 92482, 184964, 359257, 718514, 1437028, 4670341, 9340682, 18681364]

約数ペア:

[(1, 18681364), (2, 9340682), (4, 4670341), (13, 1437028), (26, 718514), (52, 359257), (101, 184964), (202, 92482), (404, 46241), (1313, 14228), (2626, 7114), (3557, 5252)]