20480053896

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1883743}}^1$

素因数の和:1883906

約数の個数: 48

約数和(自身を含む): 55834172160

約数和(自身を除く): 35354118264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1812, 2718, 3624, 5436, 10872, 1883743, 3767486, 5651229, 7534972, 11302458, 15069944, 16953687, 22604916, 33907374, 45209832, 67814748, 135629496, 284445193, 568890386, 853335579, 1137780772, 1706671158, 2275561544, 2560006737, 3413342316, 5120013474, 6826684632, 10240026948, 20480053896]

約数ペア:

[(1, 20480053896), (2, 10240026948), (3, 6826684632), (4, 5120013474), (6, 3413342316), (8, 2560006737), (9, 2275561544), (12, 1706671158), (18, 1137780772), (24, 853335579), (36, 568890386), (72, 284445193), (151, 135629496), (302, 67814748), (453, 45209832), (604, 33907374), (906, 22604916), (1208, 16953687), (1359, 15069944), (1812, 11302458), (2718, 7534972), (3624, 5651229), (5436, 3767486), (10872, 1883743)]