19709056

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{4967}}^1$

素因数の和:5012

約数の個数: 32

約数和(自身を含む): 40538880

約数和(自身を除く): 20829824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 4967, 9934, 19868, 39736, 79472, 153977, 158944, 307954, 317888, 615908, 635776, 1231816, 2463632, 4927264, 9854528, 19709056]

約数ペア:

[(1, 19709056), (2, 9854528), (4, 4927264), (8, 2463632), (16, 1231816), (31, 635776), (32, 615908), (62, 317888), (64, 307954), (124, 158944), (128, 153977), (248, 79472), (496, 39736), (992, 19868), (1984, 9934), (3968, 4967)]