18209828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2633}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 41301120

約数和(自身を除く): 23091292

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2633, 3458, 5266, 6916, 10532, 18431, 34229, 36862, 50027, 68458, 73724, 100054, 136916, 200108, 239603, 350189, 479206, 650351, 700378, 958412, 1300702, 1400756, 2601404, 4552457, 9104914, 18209828]

約数ペア:

[(1, 18209828), (2, 9104914), (4, 4552457), (7, 2601404), (13, 1400756), (14, 1300702), (19, 958412), (26, 700378), (28, 650351), (38, 479206), (52, 350189), (76, 239603), (91, 200108), (133, 136916), (182, 100054), (247, 73724), (266, 68458), (364, 50027), (494, 36862), (532, 34229), (988, 18431), (1729, 10532), (2633, 6916), (3458, 5266)]