19357998

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 26261202

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 43, 57, 66, 86, 114, 129, 209, 258, 359, 418, 473, 627, 718, 817, 946, 1077, 1254, 1419, 1634, 2154, 2451, 2838, 3949, 4902, 6821, 7898, 8987, 11847, 13642, 15437, 17974, 20463, 23694, 26961, 30874, 40926, 46311, 53922, 75031, 92622, 150062, 169807, 225093, 293303, 339614, 450186, 509421, 586606, 879909, 1018842, 1759818, 3226333, 6452666, 9678999, 19357998]

約数ペア:

[(1, 19357998), (2, 9678999), (3, 6452666), (6, 3226333), (11, 1759818), (19, 1018842), (22, 879909), (33, 586606), (38, 509421), (43, 450186), (57, 339614), (66, 293303), (86, 225093), (114, 169807), (129, 150062), (209, 92622), (258, 75031), (359, 53922), (418, 46311), (473, 40926), (627, 30874), (718, 26961), (817, 23694), (946, 20463), (1077, 17974), (1254, 15437), (1419, 13642), (1634, 11847), (2154, 8987), (2451, 7898), (2838, 6821), (3949, 4902)]