25420498

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1341

約数の個数: 16

約数和(自身を含む): 38934360

約数和(自身を除く): 13513862

約数列:

[1, 2, 73, 146, 157, 314, 1109, 2218, 11461, 22922, 80957, 161914, 174113, 348226, 12710249, 25420498]

約数ペア:

[(1, 25420498), (2, 12710249), (73, 348226), (146, 174113), (157, 161914), (314, 80957), (1109, 22922), (2218, 11461)]