18901544

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 36261000

約数和(自身を除く): 17359456

約数列:

[1, 2, 4, 8, 101, 149, 157, 202, 298, 314, 404, 596, 628, 808, 1192, 1256, 15049, 15857, 23393, 30098, 31714, 46786, 60196, 63428, 93572, 120392, 126856, 187144, 2362693, 4725386, 9450772, 18901544]

約数ペア:

[(1, 18901544), (2, 9450772), (4, 4725386), (8, 2362693), (101, 187144), (149, 126856), (157, 120392), (202, 93572), (298, 63428), (314, 60196), (404, 46786), (596, 31714), (628, 30098), (808, 23393), (1192, 15857), (1256, 15049)]