18018133060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1292549}}^1$

素因数の和:1292616

約数の個数: 48

約数和(自身を含む): 41041047600

約数和(自身を除く): 23022914540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 1292549, 2585098, 5170196, 6462745, 12925490, 21973333, 25850980, 43946666, 52994509, 87893332, 105989018, 109866665, 211978036, 219733330, 264972545, 439466660, 529945090, 900906653, 1059890180, 1801813306, 3603626612, 4504533265, 9009066530, 18018133060]

約数ペア:

[(1, 18018133060), (2, 9009066530), (4, 4504533265), (5, 3603626612), (10, 1801813306), (17, 1059890180), (20, 900906653), (34, 529945090), (41, 439466660), (68, 264972545), (82, 219733330), (85, 211978036), (164, 109866665), (170, 105989018), (205, 87893332), (340, 52994509), (410, 43946666), (697, 25850980), (820, 21973333), (1394, 12925490), (2788, 6462745), (3485, 5170196), (6970, 2585098), (13940, 1292549)]