17399980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66923}}^1$

素因数の和:66945

約数の個数: 24

約数和(自身を含む): 39351312

約数和(自身を除く): 21951332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 66923, 133846, 267692, 334615, 669230, 869999, 1338460, 1739998, 3479996, 4349995, 8699990, 17399980]

約数ペア:

[(1, 17399980), (2, 8699990), (4, 4349995), (5, 3479996), (10, 1739998), (13, 1338460), (20, 869999), (26, 669230), (52, 334615), (65, 267692), (130, 133846), (260, 66923)]