18789232

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 46139904

約数和(自身を除く): 27350672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 101, 112, 151, 154, 176, 202, 302, 308, 404, 604, 616, 707, 808, 1057, 1111, 1208, 1232, 1414, 1616, 1661, 2114, 2222, 2416, 2828, 3322, 4228, 4444, 5656, 6644, 7777, 8456, 8888, 11312, 11627, 13288, 15251, 15554, 16912, 17776, 23254, 26576, 30502, 31108, 46508, 61004, 62216, 93016, 106757, 122008, 124432, 167761, 186032, 213514, 244016, 335522, 427028, 671044, 854056, 1174327, 1342088, 1708112, 2348654, 2684176, 4697308, 9394616, 18789232]

約数ペア:

[(1, 18789232), (2, 9394616), (4, 4697308), (7, 2684176), (8, 2348654), (11, 1708112), (14, 1342088), (16, 1174327), (22, 854056), (28, 671044), (44, 427028), (56, 335522), (77, 244016), (88, 213514), (101, 186032), (112, 167761), (151, 124432), (154, 122008), (176, 106757), (202, 93016), (302, 62216), (308, 61004), (404, 46508), (604, 31108), (616, 30502), (707, 26576), (808, 23254), (1057, 17776), (1111, 16912), (1208, 15554), (1232, 15251), (1414, 13288), (1616, 11627), (1661, 11312), (2114, 8888), (2222, 8456), (2416, 7777), (2828, 6644), (3322, 5656), (4228, 4444)]