19275228

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{223}}^1$

素因数の和:261

約数の個数: 90

約数和(自身を含む): 57095584

約数和(自身を除く): 37820356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 223, 252, 294, 343, 441, 446, 588, 669, 686, 882, 892, 1029, 1338, 1372, 1561, 1764, 2007, 2058, 2401, 2676, 3087, 3122, 4014, 4116, 4683, 4802, 6174, 6244, 7203, 8028, 9366, 9604, 10927, 12348, 14049, 14406, 18732, 21609, 21854, 28098, 28812, 32781, 43218, 43708, 56196, 65562, 76489, 86436, 98343, 131124, 152978, 196686, 229467, 305956, 393372, 458934, 535423, 688401, 917868, 1070846, 1376802, 1606269, 2141692, 2753604, 3212538, 4818807, 6425076, 9637614, 19275228]

約数ペア:

[(1, 19275228), (2, 9637614), (3, 6425076), (4, 4818807), (6, 3212538), (7, 2753604), (9, 2141692), (12, 1606269), (14, 1376802), (18, 1070846), (21, 917868), (28, 688401), (36, 535423), (42, 458934), (49, 393372), (63, 305956), (84, 229467), (98, 196686), (126, 152978), (147, 131124), (196, 98343), (223, 86436), (252, 76489), (294, 65562), (343, 56196), (441, 43708), (446, 43218), (588, 32781), (669, 28812), (686, 28098), (882, 21854), (892, 21609), (1029, 18732), (1338, 14406), (1372, 14049), (1561, 12348), (1764, 10927), (2007, 9604), (2058, 9366), (2401, 8028), (2676, 7203), (3087, 6244), (3122, 6174), (4014, 4802), (4116, 4683)]