18964926

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2411}}^1$

素因数の和:2461

約数の個数: 48

約数和(自身を含む): 45152640

約数和(自身を除く): 26187714

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2411, 2622, 3933, 4822, 7233, 7866, 14466, 21699, 43398, 45809, 55453, 91618, 110906, 137427, 166359, 274854, 332718, 412281, 499077, 824562, 998154, 1053607, 2107214, 3160821, 6321642, 9482463, 18964926]

約数ペア:

[(1, 18964926), (2, 9482463), (3, 6321642), (6, 3160821), (9, 2107214), (18, 1053607), (19, 998154), (23, 824562), (38, 499077), (46, 412281), (57, 332718), (69, 274854), (114, 166359), (138, 137427), (171, 110906), (207, 91618), (342, 55453), (414, 45809), (437, 43398), (874, 21699), (1311, 14466), (2411, 7866), (2622, 7233), (3933, 4822)]