20744857568

素因数分解:

$2^5\times {\mathrm{149}}^1\times {\mathrm{167}}^1\times {\mathrm{26053}}^1$

素因数の和:26379

約数の個数: 48

約数和(自身を含む): 41363330400

約数和(自身を除く): 20618472832

約数列:

[1, 2, 4, 8, 16, 32, 149, 167, 298, 334, 596, 668, 1192, 1336, 2384, 2672, 4768, 5344, 24883, 26053, 49766, 52106, 99532, 104212, 199064, 208424, 398128, 416848, 796256, 833696, 3881897, 4350851, 7763794, 8701702, 15527588, 17403404, 31055176, 34806808, 62110352, 69613616, 124220704, 139227232, 648276799, 1296553598, 2593107196, 5186214392, 10372428784, 20744857568]

約数ペア:

[(1, 20744857568), (2, 10372428784), (4, 5186214392), (8, 2593107196), (16, 1296553598), (32, 648276799), (149, 139227232), (167, 124220704), (298, 69613616), (334, 62110352), (596, 34806808), (668, 31055176), (1192, 17403404), (1336, 15527588), (2384, 8701702), (2672, 7763794), (4768, 4350851), (5344, 3881897), (24883, 833696), (26053, 796256), (49766, 416848), (52106, 398128), (99532, 208424), (104212, 199064)]