16869268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 31910760

約数和(自身を除く): 15041492

約数列:

[1, 2, 4, 13, 26, 52, 401, 802, 809, 1604, 1618, 3236, 5213, 10426, 10517, 20852, 21034, 42068, 324409, 648818, 1297636, 4217317, 8434634, 16869268]

約数ペア:

[(1, 16869268), (2, 8434634), (4, 4217317), (13, 1297636), (26, 648818), (52, 324409), (401, 42068), (802, 21034), (809, 20852), (1604, 10517), (1618, 10426), (3236, 5213)]