20120780152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1148971}}^1$

素因数の和:1149187

約数の個数: 32

約数和(自身を含む): 41362992000

約数和(自身を除く): 21242211848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4378, 8756, 17512, 1148971, 2297942, 4595884, 9191768, 12638681, 25277362, 50554724, 101109448, 228645229, 457290458, 914580916, 1829161832, 2515097519, 5030195038, 10060390076, 20120780152]

約数ペア:

[(1, 20120780152), (2, 10060390076), (4, 5030195038), (8, 2515097519), (11, 1829161832), (22, 914580916), (44, 457290458), (88, 228645229), (199, 101109448), (398, 50554724), (796, 25277362), (1592, 12638681), (2189, 9191768), (4378, 4595884), (8756, 2297942), (17512, 1148971)]