19138736

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4139}}^1$

素因数の和:4181

約数の個数: 30

約数和(自身を含む): 39400380

約数和(自身を除く): 20261644

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4139, 4624, 8278, 16556, 33112, 66224, 70363, 140726, 281452, 562904, 1125808, 1196171, 2392342, 4784684, 9569368, 19138736]

約数ペア:

[(1, 19138736), (2, 9569368), (4, 4784684), (8, 2392342), (16, 1196171), (17, 1125808), (34, 562904), (68, 281452), (136, 140726), (272, 70363), (289, 66224), (578, 33112), (1156, 16556), (2312, 8278), (4139, 4624)]