18903762

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:567

約数の個数: 48

約数和(自身を含む): 43748640

約数和(自身を除く): 24844878

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 163, 306, 326, 379, 489, 758, 978, 1137, 1467, 2274, 2771, 2934, 3411, 5542, 6443, 6822, 8313, 12886, 16626, 19329, 24939, 38658, 49878, 57987, 61777, 115974, 123554, 185331, 370662, 555993, 1050209, 1111986, 2100418, 3150627, 6301254, 9451881, 18903762]

約数ペア:

[(1, 18903762), (2, 9451881), (3, 6301254), (6, 3150627), (9, 2100418), (17, 1111986), (18, 1050209), (34, 555993), (51, 370662), (102, 185331), (153, 123554), (163, 115974), (306, 61777), (326, 57987), (379, 49878), (489, 38658), (758, 24939), (978, 19329), (1137, 16626), (1467, 12886), (2274, 8313), (2771, 6822), (2934, 6443), (3411, 5542)]