20349315777

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14462911}}^1$

素因数の和:14462988

約数の個数: 16

約数和(自身を含む): 31471296512

約数和(自身を除く): 11121980735

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14462911, 43388733, 101240377, 303721131, 969015037, 2907045111, 6783105259, 20349315777]

約数ペア:

[(1, 20349315777), (3, 6783105259), (7, 2907045111), (21, 969015037), (67, 303721131), (201, 101240377), (469, 43388733), (1407, 14462911)]