9947860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38261}}^1$

素因数の和:38283

約数の個数: 24

約数和(自身を含む): 22498056

約数和(自身を除く): 12550196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 38261, 76522, 153044, 191305, 382610, 497393, 765220, 994786, 1989572, 2486965, 4973930, 9947860]

約数ペア:

[(1, 9947860), (2, 4973930), (4, 2486965), (5, 1989572), (10, 994786), (13, 765220), (20, 497393), (26, 382610), (52, 191305), (65, 153044), (130, 76522), (260, 38261)]