18730288

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 38591280

約数和(自身を除く): 19860992

約数列:

[1, 2, 4, 8, 16, 29, 37, 58, 74, 116, 148, 232, 296, 464, 592, 1073, 1091, 2146, 2182, 4292, 4364, 8584, 8728, 17168, 17456, 31639, 40367, 63278, 80734, 126556, 161468, 253112, 322936, 506224, 645872, 1170643, 2341286, 4682572, 9365144, 18730288]

約数ペア:

[(1, 18730288), (2, 9365144), (4, 4682572), (8, 2341286), (16, 1170643), (29, 645872), (37, 506224), (58, 322936), (74, 253112), (116, 161468), (148, 126556), (232, 80734), (296, 63278), (464, 40367), (592, 31639), (1073, 17456), (1091, 17168), (2146, 8728), (2182, 8584), (4292, 4364)]