20072688328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{256579}}^1$

素因数の和:256730

約数の個数: 64

約数和(自身を含む): 47292825600

約数和(自身を除く): 27220137272

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 127, 154, 254, 308, 508, 616, 889, 1016, 1397, 1778, 2794, 3556, 5588, 7112, 9779, 11176, 19558, 39116, 78232, 256579, 513158, 1026316, 1796053, 2052632, 2822369, 3592106, 5644738, 7184212, 11289476, 14368424, 19756583, 22578952, 32585533, 39513166, 65171066, 79026332, 130342132, 158052664, 228098731, 260684264, 358440863, 456197462, 716881726, 912394924, 1433763452, 1824789848, 2509086041, 2867526904, 5018172082, 10036344164, 20072688328]

約数ペア:

[(1, 20072688328), (2, 10036344164), (4, 5018172082), (7, 2867526904), (8, 2509086041), (11, 1824789848), (14, 1433763452), (22, 912394924), (28, 716881726), (44, 456197462), (56, 358440863), (77, 260684264), (88, 228098731), (127, 158052664), (154, 130342132), (254, 79026332), (308, 65171066), (508, 39513166), (616, 32585533), (889, 22578952), (1016, 19756583), (1397, 14368424), (1778, 11289476), (2794, 7184212), (3556, 5644738), (5588, 3592106), (7112, 2822369), (9779, 2052632), (11176, 1796053), (19558, 1026316), (39116, 513158), (78232, 256579)]