20218463748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2588129}}^1$

素因数の和:2588177

約数の個数: 72

約数和(自身を含む): 60293076480

約数和(自身を除く): 40074612732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 2588129, 5176258, 7764387, 10352516, 15528774, 18116903, 23293161, 31057548, 36233806, 46586322, 54350709, 72467612, 80231999, 93172644, 108701418, 160463998, 163052127, 217402836, 240695997, 320927996, 326104254, 481391994, 561623993, 652208508, 722087991, 962783988, 1123247986, 1444175982, 1684871979, 2246495972, 2888351964, 3369743958, 5054615937, 6739487916, 10109231874, 20218463748]

約数ペア:

[(1, 20218463748), (2, 10109231874), (3, 6739487916), (4, 5054615937), (6, 3369743958), (7, 2888351964), (9, 2246495972), (12, 1684871979), (14, 1444175982), (18, 1123247986), (21, 962783988), (28, 722087991), (31, 652208508), (36, 561623993), (42, 481391994), (62, 326104254), (63, 320927996), (84, 240695997), (93, 217402836), (124, 163052127), (126, 160463998), (186, 108701418), (217, 93172644), (252, 80231999), (279, 72467612), (372, 54350709), (434, 46586322), (558, 36233806), (651, 31057548), (868, 23293161), (1116, 18116903), (1302, 15528774), (1953, 10352516), (2604, 7764387), (3906, 5176258), (7812, 2588129)]