18905922

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{661}}^1$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 47092032

約数和(自身を除く): 28186110

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 227, 454, 661, 681, 1322, 1362, 1589, 1983, 2043, 3178, 3966, 4086, 4627, 4767, 5949, 9254, 9534, 11898, 13881, 14301, 27762, 28602, 41643, 83286, 150047, 300094, 450141, 900282, 1050329, 1350423, 2100658, 2700846, 3150987, 6301974, 9452961, 18905922]

約数ペア:

[(1, 18905922), (2, 9452961), (3, 6301974), (6, 3150987), (7, 2700846), (9, 2100658), (14, 1350423), (18, 1050329), (21, 900282), (42, 450141), (63, 300094), (126, 150047), (227, 83286), (454, 41643), (661, 28602), (681, 27762), (1322, 14301), (1362, 13881), (1589, 11898), (1983, 9534), (2043, 9254), (3178, 5949), (3966, 4767), (4086, 4627)]