20512338784

素因数分解:

$2^5\times 7^1\times {\mathrm{17959}}^1\times {\mathrm{5099}}^1$

素因数の和:23075

約数の個数: 48

約数和(自身を含む): 46164384000

約数和(自身を除く): 25652045216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 5099, 10198, 17959, 20396, 35693, 35918, 40792, 71386, 71836, 81584, 125713, 142772, 143672, 163168, 251426, 285544, 287344, 502852, 571088, 574688, 1005704, 1142176, 2011408, 4022816, 91572941, 183145882, 366291764, 641010587, 732583528, 1282021174, 1465167056, 2564042348, 2930334112, 5128084696, 10256169392, 20512338784]

約数ペア:

[(1, 20512338784), (2, 10256169392), (4, 5128084696), (7, 2930334112), (8, 2564042348), (14, 1465167056), (16, 1282021174), (28, 732583528), (32, 641010587), (56, 366291764), (112, 183145882), (224, 91572941), (5099, 4022816), (10198, 2011408), (17959, 1142176), (20396, 1005704), (35693, 574688), (35918, 571088), (40792, 502852), (71386, 287344), (71836, 285544), (81584, 251426), (125713, 163168), (142772, 143672)]