20451984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{60869}}^1$

素因数の和:60887

約数の個数: 40

約数和(自身を含む): 60383040

約数和(自身を除く): 39931056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 60869, 121738, 182607, 243476, 365214, 426083, 486952, 730428, 852166, 973904, 1278249, 1460856, 1704332, 2556498, 2921712, 3408664, 5112996, 6817328, 10225992, 20451984]

約数ペア:

[(1, 20451984), (2, 10225992), (3, 6817328), (4, 5112996), (6, 3408664), (7, 2921712), (8, 2556498), (12, 1704332), (14, 1460856), (16, 1278249), (21, 973904), (24, 852166), (28, 730428), (42, 486952), (48, 426083), (56, 365214), (84, 243476), (112, 182607), (168, 121738), (336, 60869)]