20173016528

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9479801}}^1$

素因数の和:9479835

約数の個数: 40

約数和(自身を含む): 47019817920

約数和(自身を除く): 26846801392

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9479801, 18959602, 37919204, 66358607, 75838408, 132717214, 151676816, 180116219, 265434428, 360232438, 530868856, 720464876, 1061737712, 1260813533, 1440929752, 2521627066, 2881859504, 5043254132, 10086508264, 20173016528]

約数ペア:

[(1, 20173016528), (2, 10086508264), (4, 5043254132), (7, 2881859504), (8, 2521627066), (14, 1440929752), (16, 1260813533), (19, 1061737712), (28, 720464876), (38, 530868856), (56, 360232438), (76, 265434428), (112, 180116219), (133, 151676816), (152, 132717214), (266, 75838408), (304, 66358607), (532, 37919204), (1064, 18959602), (2128, 9479801)]