20156389616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{702607}}^1$

素因数の和:702789

約数の個数: 40

約数和(自身を含む): 42864708864

約数和(自身を除く): 22708319248

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 163, 176, 326, 652, 1304, 1793, 2608, 3586, 7172, 14344, 28688, 702607, 1405214, 2810428, 5620856, 7728677, 11241712, 15457354, 30914708, 61829416, 114524941, 123658832, 229049882, 458099764, 916199528, 1259774351, 1832399056, 2519548702, 5039097404, 10078194808, 20156389616]

約数ペア:

[(1, 20156389616), (2, 10078194808), (4, 5039097404), (8, 2519548702), (11, 1832399056), (16, 1259774351), (22, 916199528), (44, 458099764), (88, 229049882), (163, 123658832), (176, 114524941), (326, 61829416), (652, 30914708), (1304, 15457354), (1793, 11241712), (2608, 7728677), (3586, 5620856), (7172, 2810428), (14344, 1405214), (28688, 702607)]