20709592

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 40229280

約数和(自身を除く): 19519688

約数列:

[1, 2, 4, 8, 41, 82, 103, 164, 206, 328, 412, 613, 824, 1226, 2452, 4223, 4904, 8446, 16892, 25133, 33784, 50266, 63139, 100532, 126278, 201064, 252556, 505112, 2588699, 5177398, 10354796, 20709592]

約数ペア:

[(1, 20709592), (2, 10354796), (4, 5177398), (8, 2588699), (41, 505112), (82, 252556), (103, 201064), (164, 126278), (206, 100532), (328, 63139), (412, 50266), (613, 33784), (824, 25133), (1226, 16892), (2452, 8446), (4223, 4904)]