20423792

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41177}}^1$

素因数の和:41216

約数の個数: 20

約数和(自身を含む): 40848576

約数和(自身を除く): 20424784

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 41177, 82354, 164708, 329416, 658832, 1276487, 2552974, 5105948, 10211896, 20423792]

約数ペア:

[(1, 20423792), (2, 10211896), (4, 5105948), (8, 2552974), (16, 1276487), (31, 658832), (62, 329416), (124, 164708), (248, 82354), (496, 41177)]