18011224

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4177}}^1$

素因数の和:4208

約数の個数: 48

約数和(自身を含む): 42866280

約数和(自身を除く): 24855056

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4177, 4312, 8354, 16708, 29239, 33416, 45947, 58478, 91894, 116956, 183788, 204673, 233912, 321629, 367576, 409346, 643258, 818692, 1286516, 1637384, 2251403, 2573032, 4502806, 9005612, 18011224]

約数ペア:

[(1, 18011224), (2, 9005612), (4, 4502806), (7, 2573032), (8, 2251403), (11, 1637384), (14, 1286516), (22, 818692), (28, 643258), (44, 409346), (49, 367576), (56, 321629), (77, 233912), (88, 204673), (98, 183788), (154, 116956), (196, 91894), (308, 58478), (392, 45947), (539, 33416), (616, 29239), (1078, 16708), (2156, 8354), (4177, 4312)]