18370040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35327}}^1$

素因数の和:35351

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 26143240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 35327, 70654, 141308, 176635, 282616, 353270, 459251, 706540, 918502, 1413080, 1837004, 2296255, 3674008, 4592510, 9185020, 18370040]

約数ペア:

[(1, 18370040), (2, 9185020), (4, 4592510), (5, 3674008), (8, 2296255), (10, 1837004), (13, 1413080), (20, 918502), (26, 706540), (40, 459251), (52, 353270), (65, 282616), (104, 176635), (130, 141308), (260, 70654), (520, 35327)]