20161661496

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{127033}}^1$

素因数の和:127448

約数の個数: 64

約数和(自身を含む): 53506720800

約数和(自身を除く): 33345059304

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 389, 408, 778, 1167, 1556, 2334, 3112, 4668, 6613, 9336, 13226, 19839, 26452, 39678, 52904, 79356, 127033, 158712, 254066, 381099, 508132, 762198, 1016264, 1524396, 2159561, 3048792, 4319122, 6478683, 8638244, 12957366, 17276488, 25914732, 49415837, 51829464, 98831674, 148247511, 197663348, 296495022, 395326696, 592990044, 840069229, 1185980088, 1680138458, 2520207687, 3360276916, 5040415374, 6720553832, 10080830748, 20161661496]

約数ペア:

[(1, 20161661496), (2, 10080830748), (3, 6720553832), (4, 5040415374), (6, 3360276916), (8, 2520207687), (12, 1680138458), (17, 1185980088), (24, 840069229), (34, 592990044), (51, 395326696), (68, 296495022), (102, 197663348), (136, 148247511), (204, 98831674), (389, 51829464), (408, 49415837), (778, 25914732), (1167, 17276488), (1556, 12957366), (2334, 8638244), (3112, 6478683), (4668, 4319122), (6613, 3048792), (9336, 2159561), (13226, 1524396), (19839, 1016264), (26452, 762198), (39678, 508132), (52904, 381099), (79356, 254066), (127033, 158712)]