20199842470

素因数分解:

$2^1\times 5^1\times {\mathrm{5309}}^1\times {\mathrm{380483}}^1$

素因数の和:385799

約数の個数: 16

約数和(自身を含む): 36366660720

約数和(自身を除く): 16166818250

約数列:

[1, 2, 5, 10, 5309, 10618, 26545, 53090, 380483, 760966, 1902415, 3804830, 2019984247, 4039968494, 10099921235, 20199842470]

約数ペア:

[(1, 20199842470), (2, 10099921235), (5, 4039968494), (10, 2019984247), (5309, 3804830), (10618, 1902415), (26545, 760966), (53090, 380483)]