20121769494

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{5104457}}^1$

素因数の和:5104541

約数の個数: 32

約数和(自身を含む): 45327587040

約数和(自身を除く): 25205817546

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 5104457, 10208914, 15313371, 30626742, 45940113, 91880226, 137820339, 275640678, 372625361, 745250722, 1117876083, 2235752166, 3353628249, 6707256498, 10060884747, 20121769494]

約数ペア:

[(1, 20121769494), (2, 10060884747), (3, 6707256498), (6, 3353628249), (9, 2235752166), (18, 1117876083), (27, 745250722), (54, 372625361), (73, 275640678), (146, 137820339), (219, 91880226), (438, 45940113), (657, 30626742), (1314, 15313371), (1971, 10208914), (3942, 5104457)]