19893984

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{18839}}^1$

素因数の和:18863

約数の個数: 48

約数和(自身を含む): 56972160

約数和(自身を除く): 37078176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 18839, 37678, 56517, 75356, 113034, 150712, 207229, 226068, 301424, 414458, 452136, 602848, 621687, 828916, 904272, 1243374, 1657832, 1808544, 2486748, 3315664, 4973496, 6631328, 9946992, 19893984]

約数ペア:

[(1, 19893984), (2, 9946992), (3, 6631328), (4, 4973496), (6, 3315664), (8, 2486748), (11, 1808544), (12, 1657832), (16, 1243374), (22, 904272), (24, 828916), (32, 621687), (33, 602848), (44, 452136), (48, 414458), (66, 301424), (88, 226068), (96, 207229), (132, 150712), (176, 113034), (264, 75356), (352, 56517), (528, 37678), (1056, 18839)]