20131356687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1\times {\mathrm{11927}}^1$

素因数の和:12439

約数の個数: 32

約数和(自身を含む): 29240967168

約数和(自身を除く): 9109610481

約数列:

[1, 3, 13, 39, 113, 339, 383, 1149, 1469, 4407, 4979, 11927, 14937, 35781, 43279, 129837, 155051, 465153, 562627, 1347751, 1687881, 4043253, 4568041, 13704123, 17520763, 52562289, 59384533, 178153599, 516188633, 1548565899, 6710452229, 20131356687]

約数ペア:

[(1, 20131356687), (3, 6710452229), (13, 1548565899), (39, 516188633), (113, 178153599), (339, 59384533), (383, 52562289), (1149, 17520763), (1469, 13704123), (4407, 4568041), (4979, 4043253), (11927, 1687881), (14937, 1347751), (35781, 562627), (43279, 465153), (129837, 155051)]