20139080345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{22409}}^1$

素因数の和:22637

約数の個数: 32

約数和(自身を含む): 26090618400

約数和(自身を除く): 5951538055

約数列:

[1, 5, 17, 85, 97, 109, 485, 545, 1649, 1853, 8245, 9265, 10573, 22409, 52865, 112045, 179741, 380953, 898705, 1904765, 2173673, 2442581, 10868365, 12212905, 36952441, 41523877, 184762205, 207619385, 236930357, 1184651785, 4027816069, 20139080345]

約数ペア:

[(1, 20139080345), (5, 4027816069), (17, 1184651785), (85, 236930357), (97, 207619385), (109, 184762205), (485, 41523877), (545, 36952441), (1649, 12212905), (1853, 10868365), (8245, 2442581), (9265, 2173673), (10573, 1904765), (22409, 898705), (52865, 380953), (112045, 179741)]