20101466

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 39644640

約数和(自身を除く): 19543174

約数列:

[1, 2, 7, 11, 14, 22, 29, 49, 58, 77, 98, 154, 203, 319, 406, 539, 638, 643, 1078, 1286, 1421, 2233, 2842, 4466, 4501, 7073, 9002, 14146, 15631, 18647, 31262, 31507, 37294, 49511, 63014, 99022, 130529, 205117, 261058, 346577, 410234, 693154, 913703, 1435819, 1827406, 2871638, 10050733, 20101466]

約数ペア:

[(1, 20101466), (2, 10050733), (7, 2871638), (11, 1827406), (14, 1435819), (22, 913703), (29, 693154), (49, 410234), (58, 346577), (77, 261058), (98, 205117), (154, 130529), (203, 99022), (319, 63014), (406, 49511), (539, 37294), (638, 31507), (643, 31262), (1078, 18647), (1286, 15631), (1421, 14146), (2233, 9002), (2842, 7073), (4466, 4501)]