13881818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{911}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 21997440

約数和(自身を除く): 8115622

約数列:

[1, 2, 19, 38, 401, 802, 911, 1822, 7619, 15238, 17309, 34618, 365311, 730622, 6940909, 13881818]

約数ペア:

[(1, 13881818), (2, 6940909), (19, 730622), (38, 365311), (401, 34618), (802, 17309), (911, 15238), (1822, 7619)]