16801268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{907}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 32186784

約数和(自身を除く): 15385516

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 907, 1684, 1814, 3628, 4631, 9262, 9977, 18524, 19954, 39908, 381847, 763694, 1527388, 4200317, 8400634, 16801268]

約数ペア:

[(1, 16801268), (2, 8400634), (4, 4200317), (11, 1527388), (22, 763694), (44, 381847), (421, 39908), (842, 19954), (907, 18524), (1684, 9977), (1814, 9262), (3628, 4631)]