20653020726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{267187}}^1$

素因数の和:268196

約数の個数: 32

約数和(自身を含む): 44528483328

約数和(自身を除く): 23875462602

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 991, 1982, 2973, 5946, 12883, 25766, 38649, 77298, 267187, 534374, 801561, 1603122, 3473431, 6946862, 10420293, 20840586, 264782317, 529564634, 794346951, 1588693902, 3442170121, 6884340242, 10326510363, 20653020726]

約数ペア:

[(1, 20653020726), (2, 10326510363), (3, 6884340242), (6, 3442170121), (13, 1588693902), (26, 794346951), (39, 529564634), (78, 264782317), (991, 20840586), (1982, 10420293), (2973, 6946862), (5946, 3473431), (12883, 1603122), (25766, 801561), (38649, 534374), (77298, 267187)]