2012940978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 4290969600

約数和(自身を除く): 2278028622

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 191, 193, 382, 386, 479, 573, 579, 958, 1146, 1158, 1437, 2874, 3629, 3667, 7258, 7334, 9101, 10887, 11001, 18202, 21774, 22002, 27303, 36863, 54606, 73726, 91489, 92447, 110589, 182978, 184894, 221178, 274467, 277341, 548934, 554682, 700397, 1400794, 1738291, 1756493, 2101191, 3476582, 3512986, 4202382, 5214873, 5269479, 10429746, 10538958, 17657377, 35314754, 52972131, 105944262, 335490163, 670980326, 1006470489, 2012940978]

約数ペア:

[(1, 2012940978), (2, 1006470489), (3, 670980326), (6, 335490163), (19, 105944262), (38, 52972131), (57, 35314754), (114, 17657377), (191, 10538958), (193, 10429746), (382, 5269479), (386, 5214873), (479, 4202382), (573, 3512986), (579, 3476582), (958, 2101191), (1146, 1756493), (1158, 1738291), (1437, 1400794), (2874, 700397), (3629, 554682), (3667, 548934), (7258, 277341), (7334, 274467), (9101, 221178), (10887, 184894), (11001, 182978), (18202, 110589), (21774, 92447), (22002, 91489), (27303, 73726), (36863, 54606)]