19092970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 37231488

約数和(自身を除く): 18138518

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 227, 454, 647, 1135, 1294, 2270, 2951, 3235, 5902, 6470, 8411, 14755, 16822, 29510, 42055, 84110, 146869, 293738, 734345, 1468690, 1909297, 3818594, 9546485, 19092970]

約数ペア:

[(1, 19092970), (2, 9546485), (5, 3818594), (10, 1909297), (13, 1468690), (26, 734345), (65, 293738), (130, 146869), (227, 84110), (454, 42055), (647, 29510), (1135, 16822), (1294, 14755), (2270, 8411), (2951, 6470), (3235, 5902)]