90869812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{18947}}^1$

素因数の和:19071

約数の個数: 24

約数和(自身を含む): 175079520

約数和(自身を除く): 84209708

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 18947, 37894, 75788, 208417, 416834, 833668, 2065223, 4130446, 8260892, 22717453, 45434906, 90869812]

約数ペア:

[(1, 90869812), (2, 45434906), (4, 22717453), (11, 8260892), (22, 4130446), (44, 2065223), (109, 833668), (218, 416834), (436, 208417), (1199, 75788), (2398, 37894), (4796, 18947)]