19549692

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 51555504

約数和(自身を除く): 32005812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 73, 86, 129, 146, 172, 173, 219, 258, 292, 346, 387, 438, 516, 519, 657, 692, 774, 876, 1038, 1314, 1548, 1557, 2076, 2628, 3114, 3139, 6228, 6278, 7439, 9417, 12556, 12629, 14878, 18834, 22317, 25258, 28251, 29756, 37668, 37887, 44634, 50516, 56502, 66951, 75774, 89268, 113004, 113661, 133902, 151548, 227322, 267804, 454644, 543047, 1086094, 1629141, 2172188, 3258282, 4887423, 6516564, 9774846, 19549692]

約数ペア:

[(1, 19549692), (2, 9774846), (3, 6516564), (4, 4887423), (6, 3258282), (9, 2172188), (12, 1629141), (18, 1086094), (36, 543047), (43, 454644), (73, 267804), (86, 227322), (129, 151548), (146, 133902), (172, 113661), (173, 113004), (219, 89268), (258, 75774), (292, 66951), (346, 56502), (387, 50516), (438, 44634), (516, 37887), (519, 37668), (657, 29756), (692, 28251), (774, 25258), (876, 22317), (1038, 18834), (1314, 14878), (1548, 12629), (1557, 12556), (2076, 9417), (2628, 7439), (3114, 6278), (3139, 6228)]