19365694420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31234991}}^1$

素因数の和:31235031

約数の個数: 24

約数和(自身を含む): 41979829248

約数和(自身を除く): 22614134828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 31234991, 62469982, 124939964, 156174955, 312349910, 624699820, 968284721, 1936569442, 3873138884, 4841423605, 9682847210, 19365694420]

約数ペア:

[(1, 19365694420), (2, 9682847210), (4, 4841423605), (5, 3873138884), (10, 1936569442), (20, 968284721), (31, 624699820), (62, 312349910), (124, 156174955), (155, 124939964), (310, 62469982), (620, 31234991)]