19274574

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 23625906

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 139, 191, 242, 278, 363, 382, 417, 573, 726, 834, 1146, 1529, 2101, 3058, 4202, 4587, 6303, 9174, 12606, 16819, 23111, 26549, 33638, 46222, 50457, 53098, 69333, 79647, 100914, 138666, 159294, 292039, 584078, 876117, 1752234, 3212429, 6424858, 9637287, 19274574]

約数ペア:

[(1, 19274574), (2, 9637287), (3, 6424858), (6, 3212429), (11, 1752234), (22, 876117), (33, 584078), (66, 292039), (121, 159294), (139, 138666), (191, 100914), (242, 79647), (278, 69333), (363, 53098), (382, 50457), (417, 46222), (573, 33638), (726, 26549), (834, 23111), (1146, 16819), (1529, 12606), (2101, 9174), (3058, 6303), (4202, 4587)]