2019333403984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5581}}^1\times {\mathrm{1739533}}^1$

素因数の和:1745135

約数の個数: 40

約数和(自身を含む): 4214174193992

約数和(自身を除く): 2194840790008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5581, 11162, 22324, 44648, 72553, 89296, 145106, 290212, 580424, 1160848, 1739533, 3479066, 6958132, 13916264, 22613929, 27832528, 45227858, 90455716, 180911432, 361822864, 9708333673, 19416667346, 38833334692, 77666669384, 126208337749, 155333338768, 252416675498, 504833350996, 1009666701992, 2019333403984]

約数ペア:

[(1, 2019333403984), (2, 1009666701992), (4, 504833350996), (8, 252416675498), (13, 155333338768), (16, 126208337749), (26, 77666669384), (52, 38833334692), (104, 19416667346), (208, 9708333673), (5581, 361822864), (11162, 180911432), (22324, 90455716), (44648, 45227858), (72553, 27832528), (89296, 22613929), (145106, 13916264), (290212, 6958132), (580424, 3479066), (1160848, 1739533)]