19904888161

素因数分解:

${\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1\times {\mathrm{7499}}^1$

素因数の和:7968

約数の個数: 16

約数和(自身を含む): 20410200000

約数和(自身を除く): 505311839

約数列:

[1, 67, 173, 229, 7499, 11591, 15343, 39617, 502433, 1297327, 1717271, 2654339, 86920909, 115057157, 297087883, 19904888161]

約数ペア:

[(1, 19904888161), (67, 297087883), (173, 115057157), (229, 86920909), (7499, 2654339), (11591, 1717271), (15343, 1297327), (39617, 502433)]