20417316

素因数分解:

$2^2\times 3^1\times {\mathrm{401}}^1\times {\mathrm{4243}}^1$

素因数の和:4651

約数の個数: 24

約数和(自身を含む): 47770464

約数和(自身を除く): 27353148

約数列:

[1, 2, 3, 4, 6, 12, 401, 802, 1203, 1604, 2406, 4243, 4812, 8486, 12729, 16972, 25458, 50916, 1701443, 3402886, 5104329, 6805772, 10208658, 20417316]

約数ペア:

[(1, 20417316), (2, 10208658), (3, 6805772), (4, 5104329), (6, 3402886), (12, 1701443), (401, 50916), (802, 25458), (1203, 16972), (1604, 12729), (2406, 8486), (4243, 4812)]