18100340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8009}}^1$

素因数の和:8131

約数の個数: 24

約数和(自身を含む): 38351880

約数和(自身を除く): 20251540

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 8009, 16018, 32036, 40045, 80090, 160180, 905017, 1810034, 3620068, 4525085, 9050170, 18100340]

約数ペア:

[(1, 18100340), (2, 9050170), (4, 4525085), (5, 3620068), (10, 1810034), (20, 905017), (113, 160180), (226, 80090), (452, 40045), (565, 32036), (1130, 16018), (2260, 8009)]