20194687917

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{47741579}}^1$

素因数の和:47741632

約数の個数: 12

約数和(自身を含む): 29790745920

約数和(自身を除く): 9596058003

約数列:

[1, 3, 9, 47, 141, 423, 47741579, 143224737, 429674211, 2243854213, 6731562639, 20194687917]

約数ペア:

[(1, 20194687917), (3, 6731562639), (9, 2243854213), (47, 429674211), (141, 143224737), (423, 47741579)]