2013910288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{312331}}^1$

素因数の和:312383

約数の個数: 40

約数和(自身を含む): 4337666816

約数和(自身を除く): 2323756528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 312331, 624662, 1249324, 2498648, 4060303, 4997296, 8120606, 9682261, 16241212, 19364522, 32482424, 38729044, 64964848, 77458088, 125869393, 154916176, 251738786, 503477572, 1006955144, 2013910288]

約数ペア:

[(1, 2013910288), (2, 1006955144), (4, 503477572), (8, 251738786), (13, 154916176), (16, 125869393), (26, 77458088), (31, 64964848), (52, 38729044), (62, 32482424), (104, 19364522), (124, 16241212), (208, 9682261), (248, 8120606), (403, 4997296), (496, 4060303), (806, 2498648), (1612, 1249324), (3224, 624662), (6448, 312331)]