20565237168

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20402021}}^1$

素因数の和:20402042

約数の個数: 60

約数和(自身を含む): 65776118928

約数和(自身を除く): 45210881760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20402021, 40804042, 61206063, 81608084, 122412126, 142814147, 163216168, 183618189, 244824252, 285628294, 326432336, 367236378, 428442441, 489648504, 571256588, 734472756, 856884882, 979297008, 1142513176, 1285327323, 1468945512, 1713769764, 2285026352, 2570654646, 2937891024, 3427539528, 5141309292, 6855079056, 10282618584, 20565237168]

約数ペア:

[(1, 20565237168), (2, 10282618584), (3, 6855079056), (4, 5141309292), (6, 3427539528), (7, 2937891024), (8, 2570654646), (9, 2285026352), (12, 1713769764), (14, 1468945512), (16, 1285327323), (18, 1142513176), (21, 979297008), (24, 856884882), (28, 734472756), (36, 571256588), (42, 489648504), (48, 428442441), (56, 367236378), (63, 326432336), (72, 285628294), (84, 244824252), (112, 183618189), (126, 163216168), (144, 142814147), (168, 122412126), (252, 81608084), (336, 61206063), (504, 40804042), (1008, 20402021)]