20717362

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1281

約数の個数: 16

約数和(自身を含む): 32198400

約数和(自身を除く): 11481038

約数列:

[1, 2, 31, 62, 389, 778, 859, 1718, 12059, 24118, 26629, 53258, 334151, 668302, 10358681, 20717362]

約数ペア:

[(1, 20717362), (2, 10358681), (31, 668302), (62, 334151), (389, 53258), (778, 26629), (859, 24118), (1718, 12059)]