205515536

素因数分解:

$2^4\times {\mathrm{677}}^1\times {\mathrm{18973}}^1$

素因数の和:19658

約数の個数: 20

約数和(自身を含む): 398795532

約数和(自身を除く): 193279996

約数列:

[1, 2, 4, 8, 16, 677, 1354, 2708, 5416, 10832, 18973, 37946, 75892, 151784, 303568, 12844721, 25689442, 51378884, 102757768, 205515536]

約数ペア:

[(1, 205515536), (2, 102757768), (4, 51378884), (8, 25689442), (16, 12844721), (677, 303568), (1354, 151784), (2708, 75892), (5416, 37946), (10832, 18973)]