20196658

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1163}}^1$

素因数の和:1641

約数の個数: 16

約数和(自身を含む): 31986720

約数和(自身を除く): 11790062

約数列:

[1, 2, 19, 38, 457, 914, 1163, 2326, 8683, 17366, 22097, 44194, 531491, 1062982, 10098329, 20196658]

約数ペア:

[(1, 20196658), (2, 10098329), (19, 1062982), (38, 531491), (457, 44194), (914, 22097), (1163, 17366), (2326, 8683)]