18091849156

素因数分解:

$2^2\times {\mathrm{89}}^2\times {\mathrm{157}}^1\times {\mathrm{3637}}^1$

素因数の和:3976

約数の個数: 36

約数和(自身を含む): 32233283908

約数和(自身を除く): 14141434752

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 628, 3637, 7274, 7921, 13973, 14548, 15842, 27946, 31684, 55892, 323693, 571009, 647386, 1142018, 1243597, 1294772, 2284036, 2487194, 4974388, 28808677, 50819801, 57617354, 101639602, 115234708, 203279204, 4522962289, 9045924578, 18091849156]

約数ペア:

[(1, 18091849156), (2, 9045924578), (4, 4522962289), (89, 203279204), (157, 115234708), (178, 101639602), (314, 57617354), (356, 50819801), (628, 28808677), (3637, 4974388), (7274, 2487194), (7921, 2284036), (13973, 1294772), (14548, 1243597), (15842, 1142018), (27946, 647386), (31684, 571009), (55892, 323693)]