19713353

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 22913280

約数和(自身を除く): 3199927

約数列:

[1, 11, 17, 187, 271, 389, 2981, 4279, 4607, 6613, 50677, 72743, 105419, 1159609, 1792123, 19713353]

約数ペア:

[(1, 19713353), (11, 1792123), (17, 1159609), (187, 105419), (271, 72743), (389, 50677), (2981, 6613), (4279, 4607)]