20154813

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16267}}^1$

素因数の和:16336

約数の個数: 16

約数和(自身を含む): 31234560

約数和(自身を除く): 11079747

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16267, 48801, 113869, 341607, 959753, 2879259, 6718271, 20154813]

約数ペア:

[(1, 20154813), (3, 6718271), (7, 2879259), (21, 959753), (59, 341607), (177, 113869), (413, 48801), (1239, 16267)]