20550147321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{45779}}^1$

素因数の和:46077

約数の個数: 32

約数和(自身を含む): 30518046720

約数和(自身を除く): 9967899399

約数列:

[1, 3, 11, 33, 61, 183, 223, 669, 671, 2013, 2453, 7359, 13603, 40809, 45779, 137337, 149633, 448899, 503569, 1510707, 2792519, 8377557, 10208717, 30626151, 30717709, 92153127, 112295887, 336887661, 622731737, 1868195211, 6850049107, 20550147321]

約数ペア:

[(1, 20550147321), (3, 6850049107), (11, 1868195211), (33, 622731737), (61, 336887661), (183, 112295887), (223, 92153127), (669, 30717709), (671, 30626151), (2013, 10208717), (2453, 8377557), (7359, 2792519), (13603, 1510707), (40809, 503569), (45779, 448899), (137337, 149633)]