20790160864

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{175261}}^1$

素因数の和:175619

約数の個数: 48

約数和(自身を含む): 44784348336

約数和(自身を除く): 23994187472

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 337, 352, 674, 1348, 2696, 3707, 5392, 7414, 10784, 14828, 29656, 59312, 118624, 175261, 350522, 701044, 1402088, 1927871, 2804176, 3855742, 5608352, 7711484, 15422968, 30845936, 59062957, 61691872, 118125914, 236251828, 472503656, 649692527, 945007312, 1299385054, 1890014624, 2598770108, 5197540216, 10395080432, 20790160864]

約数ペア:

[(1, 20790160864), (2, 10395080432), (4, 5197540216), (8, 2598770108), (11, 1890014624), (16, 1299385054), (22, 945007312), (32, 649692527), (44, 472503656), (88, 236251828), (176, 118125914), (337, 61691872), (352, 59062957), (674, 30845936), (1348, 15422968), (2696, 7711484), (3707, 5608352), (5392, 3855742), (7414, 2804176), (10784, 1927871), (14828, 1402088), (29656, 701044), (59312, 350522), (118624, 175261)]