20045056

素因数分解:

$2^8\times {\mathrm{78301}}^1$

素因数の和:78317

約数の個数: 18

約数和(自身を含む): 40012322

約数和(自身を除く): 19967266

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78301, 156602, 313204, 626408, 1252816, 2505632, 5011264, 10022528, 20045056]

約数ペア:

[(1, 20045056), (2, 10022528), (4, 5011264), (8, 2505632), (16, 1252816), (32, 626408), (64, 313204), (128, 156602), (256, 78301)]