18123070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2909}}^1$

素因数の和:3012

約数の個数: 32

約数和(自身を含む): 37713600

約数和(自身を除く): 19590530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2909, 3115, 5818, 6230, 14545, 20363, 29090, 40726, 101815, 203630, 258901, 517802, 1294505, 1812307, 2589010, 3624614, 9061535, 18123070]

約数ペア:

[(1, 18123070), (2, 9061535), (5, 3624614), (7, 2589010), (10, 1812307), (14, 1294505), (35, 517802), (70, 258901), (89, 203630), (178, 101815), (445, 40726), (623, 29090), (890, 20363), (1246, 14545), (2909, 6230), (3115, 5818)]