18365060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{563}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 44343936

約数和(自身を除く): 25978876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 563, 932, 1126, 1165, 1631, 2252, 2330, 2815, 3262, 3941, 4660, 5630, 6524, 7882, 8155, 11260, 15764, 16310, 19705, 32620, 39410, 78820, 131179, 262358, 524716, 655895, 918253, 1311790, 1836506, 2623580, 3673012, 4591265, 9182530, 18365060]

約数ペア:

[(1, 18365060), (2, 9182530), (4, 4591265), (5, 3673012), (7, 2623580), (10, 1836506), (14, 1311790), (20, 918253), (28, 655895), (35, 524716), (70, 262358), (140, 131179), (233, 78820), (466, 39410), (563, 32620), (932, 19705), (1126, 16310), (1165, 15764), (1631, 11260), (2252, 8155), (2330, 7882), (2815, 6524), (3262, 5630), (3941, 4660)]