20887102464

素因数分解:

$2^{10}\times 3^1\times {\mathrm{1321}}^1\times {\mathrm{5147}}^1$

素因数の和:6491

約数の個数: 88

約数和(自身を含む): 55724711328

約数和(自身を除く): 34837608864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1321, 1536, 2642, 3072, 3963, 5147, 5284, 7926, 10294, 10568, 15441, 15852, 20588, 21136, 30882, 31704, 41176, 42272, 61764, 63408, 82352, 84544, 123528, 126816, 164704, 169088, 247056, 253632, 329408, 338176, 494112, 507264, 658816, 676352, 988224, 1014528, 1317632, 1352704, 1976448, 2029056, 2635264, 3952896, 4058112, 5270528, 6799187, 7905792, 13598374, 15811584, 20397561, 27196748, 40795122, 54393496, 81590244, 108786992, 163180488, 217573984, 326360976, 435147968, 652721952, 870295936, 1305443904, 1740591872, 2610887808, 3481183744, 5221775616, 6962367488, 10443551232, 20887102464]

約数ペア:

[(1, 20887102464), (2, 10443551232), (3, 6962367488), (4, 5221775616), (6, 3481183744), (8, 2610887808), (12, 1740591872), (16, 1305443904), (24, 870295936), (32, 652721952), (48, 435147968), (64, 326360976), (96, 217573984), (128, 163180488), (192, 108786992), (256, 81590244), (384, 54393496), (512, 40795122), (768, 27196748), (1024, 20397561), (1321, 15811584), (1536, 13598374), (2642, 7905792), (3072, 6799187), (3963, 5270528), (5147, 4058112), (5284, 3952896), (7926, 2635264), (10294, 2029056), (10568, 1976448), (15441, 1352704), (15852, 1317632), (20588, 1014528), (21136, 988224), (30882, 676352), (31704, 658816), (41176, 507264), (42272, 494112), (61764, 338176), (63408, 329408), (82352, 253632), (84544, 247056), (123528, 169088), (126816, 164704)]