20199819110

素因数分解:

$2^1\times 5^1\times {\mathrm{4157}}^1\times {\mathrm{485923}}^1$

素因数の和:490087

約数の個数: 16

約数和(自身を含む): 36368495856

約数和(自身を除く): 16168676746

約数列:

[1, 2, 5, 10, 4157, 8314, 20785, 41570, 485923, 971846, 2429615, 4859230, 2019981911, 4039963822, 10099909555, 20199819110]

約数ペア:

[(1, 20199819110), (2, 10099909555), (5, 4039963822), (10, 2019981911), (4157, 4859230), (8314, 2429615), (20785, 971846), (41570, 485923)]