19970696

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{80527}}^1$

素因数の和:80564

約数の個数: 16

約数和(自身を含む): 38653440

約数和(自身を除く): 18682744

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 80527, 161054, 322108, 644216, 2496337, 4992674, 9985348, 19970696]

約数ペア:

[(1, 19970696), (2, 9985348), (4, 4992674), (8, 2496337), (31, 644216), (62, 322108), (124, 161054), (248, 80527)]