20177286020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7363973}}^1$

素因数の和:7364119

約数の個数: 24

約数和(自身を含む): 42681593304

約数和(自身を除く): 22504307284

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 7363973, 14727946, 29455892, 36819865, 73639730, 147279460, 1008864301, 2017728602, 4035457204, 5044321505, 10088643010, 20177286020]

約数ペア:

[(1, 20177286020), (2, 10088643010), (4, 5044321505), (5, 4035457204), (10, 2017728602), (20, 1008864301), (137, 147279460), (274, 73639730), (548, 36819865), (685, 29455892), (1370, 14727946), (2740, 7363973)]