20837110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15667}}^1$

素因数の和:15700

約数の個数: 32

約数和(自身を含む): 45123840

約数和(自身を除く): 24286730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15667, 31334, 78335, 109669, 156670, 219338, 297673, 548345, 595346, 1096690, 1488365, 2083711, 2976730, 4167422, 10418555, 20837110]

約数ペア:

[(1, 20837110), (2, 10418555), (5, 4167422), (7, 2976730), (10, 2083711), (14, 1488365), (19, 1096690), (35, 595346), (38, 548345), (70, 297673), (95, 219338), (133, 156670), (190, 109669), (266, 78335), (665, 31334), (1330, 15667)]