20071926

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:917

約数の個数: 48

約数和(自身を含む): 49983648

約数和(自身を除く): 29911722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 241, 482, 661, 723, 1322, 1446, 1687, 1983, 2169, 3374, 3966, 4338, 4627, 5061, 5949, 9254, 10122, 11898, 13881, 15183, 27762, 30366, 41643, 83286, 159301, 318602, 477903, 955806, 1115107, 1433709, 2230214, 2867418, 3345321, 6690642, 10035963, 20071926]

約数ペア:

[(1, 20071926), (2, 10035963), (3, 6690642), (6, 3345321), (7, 2867418), (9, 2230214), (14, 1433709), (18, 1115107), (21, 955806), (42, 477903), (63, 318602), (126, 159301), (241, 83286), (482, 41643), (661, 30366), (723, 27762), (1322, 15183), (1446, 13881), (1687, 11898), (1983, 10122), (2169, 9254), (3374, 5949), (3966, 5061), (4338, 4627)]