20455632336

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1\times {\mathrm{11717}}^1$

素因数の和:12748

約数の個数: 80

約数和(自身を含む): 54331772544

約数和(自身を除く): 33876140208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 983, 1776, 1966, 2949, 3932, 5898, 7864, 11717, 11796, 15728, 23434, 23592, 35151, 36371, 46868, 47184, 70302, 72742, 93736, 109113, 140604, 145484, 187472, 218226, 281208, 290968, 433529, 436452, 562416, 581936, 867058, 872904, 1300587, 1734116, 1745808, 2601174, 3468232, 5202348, 6936464, 10404696, 11517811, 20809392, 23035622, 34553433, 46071244, 69106866, 92142488, 138213732, 184284976, 276427464, 426159007, 552854928, 852318014, 1278477021, 1704636028, 2556954042, 3409272056, 5113908084, 6818544112, 10227816168, 20455632336]

約数ペア:

[(1, 20455632336), (2, 10227816168), (3, 6818544112), (4, 5113908084), (6, 3409272056), (8, 2556954042), (12, 1704636028), (16, 1278477021), (24, 852318014), (37, 552854928), (48, 426159007), (74, 276427464), (111, 184284976), (148, 138213732), (222, 92142488), (296, 69106866), (444, 46071244), (592, 34553433), (888, 23035622), (983, 20809392), (1776, 11517811), (1966, 10404696), (2949, 6936464), (3932, 5202348), (5898, 3468232), (7864, 2601174), (11717, 1745808), (11796, 1734116), (15728, 1300587), (23434, 872904), (23592, 867058), (35151, 581936), (36371, 562416), (46868, 436452), (47184, 433529), (70302, 290968), (72742, 281208), (93736, 218226), (109113, 187472), (140604, 145484)]