19380582

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 72

約数和(自身を含む): 47618064

約数和(自身を除く): 28237482

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 169, 207, 234, 277, 299, 338, 414, 507, 554, 598, 831, 897, 1014, 1521, 1662, 1794, 2493, 2691, 3042, 3601, 3887, 4986, 5382, 6371, 7202, 7774, 10803, 11661, 12742, 19113, 21606, 23322, 32409, 34983, 38226, 46813, 57339, 64818, 69966, 82823, 93626, 114678, 140439, 165646, 248469, 280878, 421317, 496938, 745407, 842634, 1076699, 1490814, 2153398, 3230097, 6460194, 9690291, 19380582]

約数ペア:

[(1, 19380582), (2, 9690291), (3, 6460194), (6, 3230097), (9, 2153398), (13, 1490814), (18, 1076699), (23, 842634), (26, 745407), (39, 496938), (46, 421317), (69, 280878), (78, 248469), (117, 165646), (138, 140439), (169, 114678), (207, 93626), (234, 82823), (277, 69966), (299, 64818), (338, 57339), (414, 46813), (507, 38226), (554, 34983), (598, 32409), (831, 23322), (897, 21606), (1014, 19113), (1521, 12742), (1662, 11661), (1794, 10803), (2493, 7774), (2691, 7202), (3042, 6371), (3601, 5382), (3887, 4986)]