20170823915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113227}}^1$

素因数の和:113363

約数の個数: 32

約数和(自身を含む): 27392117760

約数和(自身を除く): 7221293845

約数列:

[1, 5, 11, 41, 55, 79, 205, 395, 451, 869, 2255, 3239, 4345, 16195, 35629, 113227, 178145, 566135, 1245497, 4642307, 6227485, 8944933, 23211535, 44724665, 51065377, 98394263, 255326885, 366742253, 491971315, 1833711265, 4034164783, 20170823915]

約数ペア:

[(1, 20170823915), (5, 4034164783), (11, 1833711265), (41, 491971315), (55, 366742253), (79, 255326885), (205, 98394263), (395, 51065377), (451, 44724665), (869, 23211535), (2255, 8944933), (3239, 6227485), (4345, 4642307), (16195, 1245497), (35629, 566135), (113227, 178145)]