13781944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{787}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 28368000

約数和(自身を除く): 14586056

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 787, 796, 1574, 1592, 2189, 3148, 4378, 6296, 8657, 8756, 17314, 17512, 34628, 69256, 156613, 313226, 626452, 1252904, 1722743, 3445486, 6890972, 13781944]

約数ペア:

[(1, 13781944), (2, 6890972), (4, 3445486), (8, 1722743), (11, 1252904), (22, 626452), (44, 313226), (88, 156613), (199, 69256), (398, 34628), (787, 17512), (796, 17314), (1574, 8756), (1592, 8657), (2189, 6296), (3148, 4378)]