20012421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{46649}}^1$

素因数の和:46676

約数の個数: 16

約数和(自身を含む): 31348800

約数和(自身を除く): 11336379

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 46649, 139947, 513139, 606437, 1539417, 1819311, 6670807, 20012421]

約数ペア:

[(1, 20012421), (3, 6670807), (11, 1819311), (13, 1539417), (33, 606437), (39, 513139), (143, 139947), (429, 46649)]