20415696832

素因数分解:

$2^6\times {\mathrm{1361}}^1\times {\mathrm{234383}}^1$

素因数の和:235756

約数の個数: 28

約数和(自身を含む): 40542338016

約数和(自身を除く): 20126641184

約数列:

[1, 2, 4, 8, 16, 32, 64, 1361, 2722, 5444, 10888, 21776, 43552, 87104, 234383, 468766, 937532, 1875064, 3750128, 7500256, 15000512, 318995263, 637990526, 1275981052, 2551962104, 5103924208, 10207848416, 20415696832]

約数ペア:

[(1, 20415696832), (2, 10207848416), (4, 5103924208), (8, 2551962104), (16, 1275981052), (32, 637990526), (64, 318995263), (1361, 15000512), (2722, 7500256), (5444, 3750128), (10888, 1875064), (21776, 937532), (43552, 468766), (87104, 234383)]