19577286

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 44051904

約数和(自身を除く): 24474618

約数列:

[1, 2, 3, 6, 9, 18, 47, 73, 94, 141, 146, 219, 282, 317, 423, 438, 634, 657, 846, 951, 1314, 1902, 2853, 3431, 5706, 6862, 10293, 14899, 20586, 23141, 29798, 30879, 44697, 46282, 61758, 69423, 89394, 134091, 138846, 208269, 268182, 416538, 1087627, 2175254, 3262881, 6525762, 9788643, 19577286]

約数ペア:

[(1, 19577286), (2, 9788643), (3, 6525762), (6, 3262881), (9, 2175254), (18, 1087627), (47, 416538), (73, 268182), (94, 208269), (141, 138846), (146, 134091), (219, 89394), (282, 69423), (317, 61758), (423, 46282), (438, 44697), (634, 30879), (657, 29798), (846, 23141), (951, 20586), (1314, 14899), (1902, 10293), (2853, 6862), (3431, 5706)]