19145770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{953}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 41109768

約数和(自身を除く): 21963998

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 953, 1435, 1906, 2009, 2870, 4018, 4765, 6671, 9530, 10045, 13342, 20090, 33355, 39073, 46697, 66710, 78146, 93394, 195365, 233485, 273511, 390730, 466970, 547022, 1367555, 1914577, 2735110, 3829154, 9572885, 19145770]

約数ペア:

[(1, 19145770), (2, 9572885), (5, 3829154), (7, 2735110), (10, 1914577), (14, 1367555), (35, 547022), (41, 466970), (49, 390730), (70, 273511), (82, 233485), (98, 195365), (205, 93394), (245, 78146), (287, 66710), (410, 46697), (490, 39073), (574, 33355), (953, 20090), (1435, 13342), (1906, 10045), (2009, 9530), (2870, 6671), (4018, 4765)]