20838027

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16267}}^1$

素因数の和:16338

約数の個数: 16

約数和(自身を含む): 32275712

約数和(自身を除く): 11437685

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 16267, 48801, 113869, 341607, 992287, 2976861, 6946009, 20838027]

約数ペア:

[(1, 20838027), (3, 6946009), (7, 2976861), (21, 992287), (61, 341607), (183, 113869), (427, 48801), (1281, 16267)]