18813304874

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{39409}}^1$

素因数の和:39535

約数の個数: 64

約数和(自身を含む): 36123521280

約数和(自身を除く): 17310216406

約数列:

[1, 2, 7, 13, 14, 26, 43, 61, 86, 91, 122, 182, 301, 427, 559, 602, 793, 854, 1118, 1586, 2623, 3913, 5246, 5551, 7826, 11102, 18361, 34099, 36722, 39409, 68198, 78818, 238693, 275863, 477386, 512317, 551726, 1024634, 1694587, 2403949, 3389174, 3586219, 4807898, 7172438, 11862109, 16827643, 22029631, 23724218, 31251337, 33655286, 44059262, 62502674, 103369807, 154207417, 206739614, 218759359, 308414834, 437518718, 723588649, 1343807491, 1447177298, 2687614982, 9406652437, 18813304874]

約数ペア:

[(1, 18813304874), (2, 9406652437), (7, 2687614982), (13, 1447177298), (14, 1343807491), (26, 723588649), (43, 437518718), (61, 308414834), (86, 218759359), (91, 206739614), (122, 154207417), (182, 103369807), (301, 62502674), (427, 44059262), (559, 33655286), (602, 31251337), (793, 23724218), (854, 22029631), (1118, 16827643), (1586, 11862109), (2623, 7172438), (3913, 4807898), (5246, 3586219), (5551, 3389174), (7826, 2403949), (11102, 1694587), (18361, 1024634), (34099, 551726), (36722, 512317), (39409, 477386), (68198, 275863), (78818, 238693)]