19640389968

素因数分解:

$2^4\times 3^2\times {\mathrm{136391597}}^1$

素因数の和:136391611

約数の個数: 30

約数和(自身を含む): 54965813994

約数和(自身を除く): 35325424026

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136391597, 272783194, 409174791, 545566388, 818349582, 1091132776, 1227524373, 1636699164, 2182265552, 2455048746, 3273398328, 4910097492, 6546796656, 9820194984, 19640389968]

約数ペア:

[(1, 19640389968), (2, 9820194984), (3, 6546796656), (4, 4910097492), (6, 3273398328), (8, 2455048746), (9, 2182265552), (12, 1636699164), (16, 1227524373), (18, 1091132776), (24, 818349582), (36, 545566388), (48, 409174791), (72, 272783194), (144, 136391597)]