20662310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6440

約数の個数: 32

約数和(自身を含む): 41459040

約数和(自身を除く): 20796730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6397, 12794, 31985, 63970, 108749, 121543, 217498, 243086, 543745, 607715, 1087490, 1215430, 2066231, 4132462, 10331155, 20662310]

約数ペア:

[(1, 20662310), (2, 10331155), (5, 4132462), (10, 2066231), (17, 1215430), (19, 1087490), (34, 607715), (38, 543745), (85, 243086), (95, 217498), (170, 121543), (190, 108749), (323, 63970), (646, 31985), (1615, 12794), (3230, 6397)]