20508916

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7687}}^1$

素因数の和:7743

約数の個数: 24

約数和(自身を含む): 38747520

約数和(自身を除く): 18238604

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 116, 667, 1334, 2668, 7687, 15374, 30748, 176801, 222923, 353602, 445846, 707204, 891692, 5127229, 10254458, 20508916]

約数ペア:

[(1, 20508916), (2, 10254458), (4, 5127229), (23, 891692), (29, 707204), (46, 445846), (58, 353602), (92, 222923), (116, 176801), (667, 30748), (1334, 15374), (2668, 7687)]