19271052

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 50930880

約数和(自身を除く): 31659828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 59, 86, 118, 129, 172, 177, 211, 236, 258, 354, 387, 422, 516, 531, 633, 708, 774, 844, 1062, 1266, 1548, 1899, 2124, 2532, 2537, 3798, 5074, 7596, 7611, 9073, 10148, 12449, 15222, 18146, 22833, 24898, 27219, 30444, 36292, 37347, 45666, 49796, 54438, 74694, 81657, 91332, 108876, 112041, 149388, 163314, 224082, 326628, 448164, 535307, 1070614, 1605921, 2141228, 3211842, 4817763, 6423684, 9635526, 19271052]

約数ペア:

[(1, 19271052), (2, 9635526), (3, 6423684), (4, 4817763), (6, 3211842), (9, 2141228), (12, 1605921), (18, 1070614), (36, 535307), (43, 448164), (59, 326628), (86, 224082), (118, 163314), (129, 149388), (172, 112041), (177, 108876), (211, 91332), (236, 81657), (258, 74694), (354, 54438), (387, 49796), (422, 45666), (516, 37347), (531, 36292), (633, 30444), (708, 27219), (774, 24898), (844, 22833), (1062, 18146), (1266, 15222), (1548, 12449), (1899, 10148), (2124, 9073), (2532, 7611), (2537, 7596), (3798, 5074)]