18680922

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 47433600

約数和(自身を除く): 28752678

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 89, 117, 138, 169, 178, 207, 234, 267, 299, 338, 351, 414, 507, 534, 598, 621, 702, 801, 897, 1014, 1157, 1242, 1521, 1602, 1794, 2047, 2314, 2403, 2691, 3042, 3471, 3887, 4094, 4563, 4806, 5382, 6141, 6942, 7774, 8073, 9126, 10413, 11661, 12282, 15041, 16146, 18423, 20826, 23322, 26611, 30082, 31239, 34983, 36846, 45123, 53222, 55269, 62478, 69966, 79833, 90246, 104949, 110538, 135369, 159666, 209898, 239499, 270738, 345943, 406107, 478998, 691886, 718497, 812214, 1037829, 1436994, 2075658, 3113487, 6226974, 9340461, 18680922]

約数ペア:

[(1, 18680922), (2, 9340461), (3, 6226974), (6, 3113487), (9, 2075658), (13, 1436994), (18, 1037829), (23, 812214), (26, 718497), (27, 691886), (39, 478998), (46, 406107), (54, 345943), (69, 270738), (78, 239499), (89, 209898), (117, 159666), (138, 135369), (169, 110538), (178, 104949), (207, 90246), (234, 79833), (267, 69966), (299, 62478), (338, 55269), (351, 53222), (414, 45123), (507, 36846), (534, 34983), (598, 31239), (621, 30082), (702, 26611), (801, 23322), (897, 20826), (1014, 18423), (1157, 16146), (1242, 15041), (1521, 12282), (1602, 11661), (1794, 10413), (2047, 9126), (2314, 8073), (2403, 7774), (2691, 6942), (3042, 6141), (3471, 5382), (3887, 4806), (4094, 4563)]