2021979955

素因数分解:

$5^1\times {\mathrm{163}}^1\times {\mathrm{617}}^1\times {\mathrm{4021}}^1$

素因数の和:4806

約数の個数: 16

約数和(自身を含む): 2445826464

約数和(自身を除く): 423846509

約数列:

[1, 5, 163, 617, 815, 3085, 4021, 20105, 100571, 502855, 655423, 2480957, 3277115, 12404785, 404395991, 2021979955]

約数ペア:

[(1, 2021979955), (5, 404395991), (163, 12404785), (617, 3277115), (815, 2480957), (3085, 655423), (4021, 502855), (20105, 100571)]