12988891970

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1\times {\mathrm{8641}}^1$

素因数の和:9626

約数の個数: 32

約数和(自身を含む): 23535000576

約数和(自身を除く): 10546108606

約数列:

[1, 2, 5, 10, 191, 382, 787, 955, 1574, 1910, 3935, 7870, 8641, 17282, 43205, 86410, 150317, 300634, 751585, 1503170, 1650431, 3300862, 6800467, 8252155, 13600934, 16504310, 34002335, 68004670, 1298889197, 2597778394, 6494445985, 12988891970]

約数ペア:

[(1, 12988891970), (2, 6494445985), (5, 2597778394), (10, 1298889197), (191, 68004670), (382, 34002335), (787, 16504310), (955, 13600934), (1574, 8252155), (1910, 6800467), (3935, 3300862), (7870, 1650431), (8641, 1503170), (17282, 751585), (43205, 300634), (86410, 150317)]