2018015972

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{15377}}^1$

素因数の和:15540

約数の個数: 48

約数和(自身を含む): 4168053120

約数和(自身を除く): 2150037148

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 172, 218, 301, 436, 602, 763, 1204, 1526, 3052, 4687, 9374, 15377, 18748, 30754, 32809, 61508, 65618, 107639, 131236, 215278, 430556, 661211, 1322422, 1676093, 2644844, 3352186, 4628477, 6704372, 9256954, 11732651, 18513908, 23465302, 46930604, 72071999, 144143998, 288287996, 504503993, 1009007986, 2018015972]

約数ペア:

[(1, 2018015972), (2, 1009007986), (4, 504503993), (7, 288287996), (14, 144143998), (28, 72071999), (43, 46930604), (86, 23465302), (109, 18513908), (172, 11732651), (218, 9256954), (301, 6704372), (436, 4628477), (602, 3352186), (763, 2644844), (1204, 1676093), (1526, 1322422), (3052, 661211), (4687, 430556), (9374, 215278), (15377, 131236), (18748, 107639), (30754, 65618), (32809, 61508)]