20450178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54101}}^1$

素因数の和:54119

約数の個数: 32

約数和(自身を含む): 51937920

約数和(自身を除く): 31487742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54101, 108202, 162303, 324606, 378707, 486909, 757414, 973818, 1136121, 1460727, 2272242, 2921454, 3408363, 6816726, 10225089, 20450178]

約数ペア:

[(1, 20450178), (2, 10225089), (3, 6816726), (6, 3408363), (7, 2921454), (9, 2272242), (14, 1460727), (18, 1136121), (21, 973818), (27, 757414), (42, 486909), (54, 378707), (63, 324606), (126, 162303), (189, 108202), (378, 54101)]