19837968

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{5821}}^1$

素因数の和:5903

約数の個数: 40

約数和(自身を含む): 51978816

約数和(自身を除く): 32140848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 5821, 11642, 17463, 23284, 34926, 46568, 69852, 93136, 139704, 279408, 413291, 826582, 1239873, 1653164, 2479746, 3306328, 4959492, 6612656, 9918984, 19837968]

約数ペア:

[(1, 19837968), (2, 9918984), (3, 6612656), (4, 4959492), (6, 3306328), (8, 2479746), (12, 1653164), (16, 1239873), (24, 826582), (48, 413291), (71, 279408), (142, 139704), (213, 93136), (284, 69852), (426, 46568), (568, 34926), (852, 23284), (1136, 17463), (1704, 11642), (3408, 5821)]