26811939890

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{6399031}}^1$

素因数の和:6399457

約数の個数: 16

約数和(自身を含む): 48376681920

約数和(自身を除く): 21564742030

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 6399031, 12798062, 31995155, 63990310, 2681193989, 5362387978, 13405969945, 26811939890]

約数ペア:

[(1, 26811939890), (2, 13405969945), (5, 5362387978), (10, 2681193989), (419, 63990310), (838, 31995155), (2095, 12798062), (4190, 6399031)]