20419363

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:374

約数の個数: 16

約数和(自身を含む): 22324896

約数和(自身を除く): 1905533

約数列:

[1, 17, 53, 131, 173, 901, 2227, 2941, 6943, 9169, 22663, 118031, 155873, 385271, 1201139, 20419363]

約数ペア:

[(1, 20419363), (17, 1201139), (53, 385271), (131, 155873), (173, 118031), (901, 22663), (2227, 9169), (2941, 6943)]