20332660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53507}}^1$

素因数の和:53535

約数の個数: 24

約数和(自身を含む): 44946720

約数和(自身を除く): 24614060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53507, 107014, 214028, 267535, 535070, 1016633, 1070140, 2033266, 4066532, 5083165, 10166330, 20332660]

約数ペア:

[(1, 20332660), (2, 10166330), (4, 5083165), (5, 4066532), (10, 2033266), (19, 1070140), (20, 1016633), (38, 535070), (76, 267535), (95, 214028), (190, 107014), (380, 53507)]