20455672

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2383}}^1$

素因数の和:2455

約数の個数: 32

約数和(自身を含む): 40766400

約数和(自身を除く): 20310728

約数列:

[1, 2, 4, 8, 29, 37, 58, 74, 116, 148, 232, 296, 1073, 2146, 2383, 4292, 4766, 8584, 9532, 19064, 69107, 88171, 138214, 176342, 276428, 352684, 552856, 705368, 2556959, 5113918, 10227836, 20455672]

約数ペア:

[(1, 20455672), (2, 10227836), (4, 5113918), (8, 2556959), (29, 705368), (37, 552856), (58, 352684), (74, 276428), (116, 176342), (148, 138214), (232, 88171), (296, 69107), (1073, 19064), (2146, 9532), (2383, 8584), (4292, 4766)]