220883908

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{48397}}^1$

素因数の和:48571

約数の個数: 24

約数和(自身を含む): 444487232

約数和(自身を除く): 223603324

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 48397, 96794, 193588, 338779, 677558, 1355116, 7888711, 15777422, 31554844, 55220977, 110441954, 220883908]

約数ペア:

[(1, 220883908), (2, 110441954), (4, 55220977), (7, 31554844), (14, 15777422), (28, 7888711), (163, 1355116), (326, 677558), (652, 338779), (1141, 193588), (2282, 96794), (4564, 48397)]