19913056

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{7877}}^1$

素因数の和:7966

約数の個数: 24

約数和(自身を含む): 39705120

約数和(自身を除く): 19792064

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 7877, 15754, 31508, 63016, 126032, 252064, 622283, 1244566, 2489132, 4978264, 9956528, 19913056]

約数ペア:

[(1, 19913056), (2, 9956528), (4, 4978264), (8, 2489132), (16, 1244566), (32, 622283), (79, 252064), (158, 126032), (316, 63016), (632, 31508), (1264, 15754), (2528, 7877)]