20565558984

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{2083}}^1\times {\mathrm{4241}}^1$

素因数の和:6430

約数の個数: 64

約数和(自身を含む): 51981128640

約数和(自身を除く): 31415569656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 582, 776, 1164, 2083, 2328, 4166, 4241, 6249, 8332, 8482, 12498, 12723, 16664, 16964, 24996, 25446, 33928, 49992, 50892, 101784, 202051, 404102, 411377, 606153, 808204, 822754, 1212306, 1234131, 1616408, 1645508, 2424612, 2468262, 3291016, 4849224, 4936524, 8834003, 9873048, 17668006, 26502009, 35336012, 53004018, 70672024, 106008036, 212016072, 856898291, 1713796582, 2570694873, 3427593164, 5141389746, 6855186328, 10282779492, 20565558984]

約数ペア:

[(1, 20565558984), (2, 10282779492), (3, 6855186328), (4, 5141389746), (6, 3427593164), (8, 2570694873), (12, 1713796582), (24, 856898291), (97, 212016072), (194, 106008036), (291, 70672024), (388, 53004018), (582, 35336012), (776, 26502009), (1164, 17668006), (2083, 9873048), (2328, 8834003), (4166, 4936524), (4241, 4849224), (6249, 3291016), (8332, 2468262), (8482, 2424612), (12498, 1645508), (12723, 1616408), (16664, 1234131), (16964, 1212306), (24996, 822754), (25446, 808204), (33928, 606153), (49992, 411377), (50892, 404102), (101784, 202051)]