20790719556

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{841457}}^1$

素因数の和:841564

約数の個数: 48

約数和(自身を含む): 50891379840

約数和(自身を除く): 30100660284

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 71, 87, 116, 142, 174, 213, 284, 348, 426, 852, 2059, 4118, 6177, 8236, 12354, 24708, 841457, 1682914, 2524371, 3365828, 5048742, 10097484, 24402253, 48804506, 59743447, 73206759, 97609012, 119486894, 146413518, 179230341, 238973788, 292827036, 358460682, 716921364, 1732559963, 3465119926, 5197679889, 6930239852, 10395359778, 20790719556]

約数ペア:

[(1, 20790719556), (2, 10395359778), (3, 6930239852), (4, 5197679889), (6, 3465119926), (12, 1732559963), (29, 716921364), (58, 358460682), (71, 292827036), (87, 238973788), (116, 179230341), (142, 146413518), (174, 119486894), (213, 97609012), (284, 73206759), (348, 59743447), (426, 48804506), (852, 24402253), (2059, 10097484), (4118, 5048742), (6177, 3365828), (8236, 2524371), (12354, 1682914), (24708, 841457)]