20512222065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1\times {\mathrm{14929}}^1$

素因数の和:16566

約数の個数: 48

約数和(自身を含む): 37451606400

約数和(自身を除く): 16939384335

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1607, 4821, 8035, 14463, 14929, 24105, 30533, 44787, 72315, 74645, 91599, 134361, 152665, 223935, 274797, 283651, 457995, 671805, 850953, 1373985, 1418255, 2552859, 4254765, 12764295, 23990903, 71972709, 119954515, 215918127, 359863545, 455827157, 1079590635, 1367481471, 2279135785, 4102444413, 6837407355, 20512222065]

約数ペア:

[(1, 20512222065), (3, 6837407355), (5, 4102444413), (9, 2279135785), (15, 1367481471), (19, 1079590635), (45, 455827157), (57, 359863545), (95, 215918127), (171, 119954515), (285, 71972709), (855, 23990903), (1607, 12764295), (4821, 4254765), (8035, 2552859), (14463, 1418255), (14929, 1373985), (24105, 850953), (30533, 671805), (44787, 457995), (72315, 283651), (74645, 274797), (91599, 223935), (134361, 152665)]