20216401917

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3875101}}^1$

素因数の和:3875188

約数の個数: 16

約数和(自身を含む): 28272744192

約数和(自身を除く): 8056342275

約数列:

[1, 3, 37, 47, 111, 141, 1739, 5217, 3875101, 11625303, 143378737, 182129747, 430136211, 546389241, 6738800639, 20216401917]

約数ペア:

[(1, 20216401917), (3, 6738800639), (37, 546389241), (47, 430136211), (111, 182129747), (141, 143378737), (1739, 11625303), (5217, 3875101)]