18651228944

素因数分解:

$2^4\times {\mathrm{2179}}^1\times {\mathrm{534971}}^1$

素因数の和:537158

約数の個数: 20

約数和(自身を含む): 36153407760

約数和(自身を除く): 17502178816

約数列:

[1, 2, 4, 8, 16, 2179, 4358, 8716, 17432, 34864, 534971, 1069942, 2139884, 4279768, 8559536, 1165701809, 2331403618, 4662807236, 9325614472, 18651228944]

約数ペア:

[(1, 18651228944), (2, 9325614472), (4, 4662807236), (8, 2331403618), (16, 1165701809), (2179, 8559536), (4358, 4279768), (8716, 2139884), (17432, 1069942), (34864, 534971)]