1912010913

素因数分解:

$3^4\times {\mathrm{367}}^1\times {\mathrm{64319}}^1$

素因数の和:64698

約数の個数: 20

約数和(自身を含む): 2864040960

約数和(自身を除く): 952030047

約数列:

[1, 3, 9, 27, 81, 367, 1101, 3303, 9909, 29727, 64319, 192957, 578871, 1736613, 5209839, 23605073, 70815219, 212445657, 637336971, 1912010913]

約数ペア:

[(1, 1912010913), (3, 637336971), (9, 212445657), (27, 70815219), (81, 23605073), (367, 5209839), (1101, 1736613), (3303, 578871), (9909, 192957), (29727, 64319)]