20280854712

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{64013}}^1$

素因数の和:64372

約数の個数: 64

約数和(自身を含む): 52051063680

約数和(自身を除く): 31770208968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 307, 344, 516, 614, 921, 1032, 1228, 1842, 2456, 3684, 7368, 13201, 26402, 39603, 52804, 64013, 79206, 105608, 128026, 158412, 192039, 256052, 316824, 384078, 512104, 768156, 1536312, 2752559, 5505118, 8257677, 11010236, 16515354, 19651991, 22020472, 33030708, 39303982, 58955973, 66061416, 78607964, 117911946, 157215928, 235823892, 471647784, 845035613, 1690071226, 2535106839, 3380142452, 5070213678, 6760284904, 10140427356, 20280854712]

約数ペア:

[(1, 20280854712), (2, 10140427356), (3, 6760284904), (4, 5070213678), (6, 3380142452), (8, 2535106839), (12, 1690071226), (24, 845035613), (43, 471647784), (86, 235823892), (129, 157215928), (172, 117911946), (258, 78607964), (307, 66061416), (344, 58955973), (516, 39303982), (614, 33030708), (921, 22020472), (1032, 19651991), (1228, 16515354), (1842, 11010236), (2456, 8257677), (3684, 5505118), (7368, 2752559), (13201, 1536312), (26402, 768156), (39603, 512104), (52804, 384078), (64013, 316824), (79206, 256052), (105608, 192039), (128026, 158412)]