20313584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66821}}^1$

素因数の和:66848

約数の個数: 20

約数和(自身を含む): 41429640

約数和(自身を除く): 21116056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66821, 133642, 267284, 534568, 1069136, 1269599, 2539198, 5078396, 10156792, 20313584]

約数ペア:

[(1, 20313584), (2, 10156792), (4, 5078396), (8, 2539198), (16, 1269599), (19, 1069136), (38, 534568), (76, 267284), (152, 133642), (304, 66821)]