19898762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4007}}^1$

素因数の和:4213

約数の個数: 16

約数和(自身を含む): 32320512

約数和(自身を除く): 12421750

約数列:

[1, 2, 13, 26, 191, 382, 2483, 4007, 4966, 8014, 52091, 104182, 765337, 1530674, 9949381, 19898762]

約数ペア:

[(1, 19898762), (2, 9949381), (13, 1530674), (26, 765337), (191, 104182), (382, 52091), (2483, 8014), (4007, 4966)]