18021730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{41911}}^1$

素因数の和:41961

約数の個数: 16

約数和(自身を含む): 33194304

約数和(自身を除く): 15172574

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 41911, 83822, 209555, 419110, 1802173, 3604346, 9010865, 18021730]

約数ペア:

[(1, 18021730), (2, 9010865), (5, 3604346), (10, 1802173), (43, 419110), (86, 209555), (215, 83822), (430, 41911)]