18871925464

素因数分解:

$2^3\times 7^2\times {\mathrm{727}}^1\times {\mathrm{66221}}^1$

素因数の和:66968

約数の個数: 48

約数和(自身を含む): 41219221680

約数和(自身を除く): 22347296216

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 727, 1454, 2908, 5089, 5816, 10178, 20356, 35623, 40712, 66221, 71246, 132442, 142492, 264884, 284984, 463547, 529768, 927094, 1854188, 3244829, 3708376, 6489658, 12979316, 25958632, 48142667, 96285334, 192570668, 336998669, 385141336, 673997338, 1347994676, 2358990683, 2695989352, 4717981366, 9435962732, 18871925464]

約数ペア:

[(1, 18871925464), (2, 9435962732), (4, 4717981366), (7, 2695989352), (8, 2358990683), (14, 1347994676), (28, 673997338), (49, 385141336), (56, 336998669), (98, 192570668), (196, 96285334), (392, 48142667), (727, 25958632), (1454, 12979316), (2908, 6489658), (5089, 3708376), (5816, 3244829), (10178, 1854188), (20356, 927094), (35623, 529768), (40712, 463547), (66221, 284984), (71246, 264884), (132442, 142492)]