18710690

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{22543}}^1$

素因数の和:22633

約数の個数: 16

約数和(自身を含む): 34086528

約数和(自身を除く): 15375838

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 22543, 45086, 112715, 225430, 1871069, 3742138, 9355345, 18710690]

約数ペア:

[(1, 18710690), (2, 9355345), (5, 3742138), (10, 1871069), (83, 225430), (166, 112715), (415, 45086), (830, 22543)]