17924920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34471}}^1$

素因数の和:34495

約数の個数: 32

約数和(自身を含む): 43434720

約数和(自身を除く): 25509800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 34471, 68942, 137884, 172355, 275768, 344710, 448123, 689420, 896246, 1378840, 1792492, 2240615, 3584984, 4481230, 8962460, 17924920]

約数ペア:

[(1, 17924920), (2, 8962460), (4, 4481230), (5, 3584984), (8, 2240615), (10, 1792492), (13, 1378840), (20, 896246), (26, 689420), (40, 448123), (52, 344710), (65, 275768), (104, 172355), (130, 137884), (260, 68942), (520, 34471)]