18727188490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6451}}^1\times {\mathrm{4759}}^1$

素因数の和:11278

約数の個数: 32

約数和(自身を含む): 34274056320

約数和(自身を除く): 15546867830

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 4759, 6451, 9518, 12902, 23795, 32255, 47590, 64510, 290299, 393511, 580598, 787022, 1451495, 1967555, 2902990, 3935110, 30700309, 61400618, 153501545, 307003090, 1872718849, 3745437698, 9363594245, 18727188490]

約数ペア:

[(1, 18727188490), (2, 9363594245), (5, 3745437698), (10, 1872718849), (61, 307003090), (122, 153501545), (305, 61400618), (610, 30700309), (4759, 3935110), (6451, 2902990), (9518, 1967555), (12902, 1451495), (23795, 787022), (32255, 580598), (47590, 393511), (64510, 290299)]