20143656

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21521}}^1$

素因数の和:21546

約数の個数: 48

約数和(自身を含む): 58755060

約数和(自身を除く): 38611404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21521, 43042, 64563, 86084, 129126, 172168, 193689, 258252, 279773, 387378, 516504, 559546, 774756, 839319, 1119092, 1549512, 1678638, 2238184, 2517957, 3357276, 5035914, 6714552, 10071828, 20143656]

約数ペア:

[(1, 20143656), (2, 10071828), (3, 6714552), (4, 5035914), (6, 3357276), (8, 2517957), (9, 2238184), (12, 1678638), (13, 1549512), (18, 1119092), (24, 839319), (26, 774756), (36, 559546), (39, 516504), (52, 387378), (72, 279773), (78, 258252), (104, 193689), (117, 172168), (156, 129126), (234, 86084), (312, 64563), (468, 43042), (936, 21521)]