1688492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 3351600

約数和(自身を除く): 1663108

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 1709, 3418, 6836, 22217, 32471, 44434, 64942, 88868, 129884, 422123, 844246, 1688492]

約数ペア:

[(1, 1688492), (2, 844246), (4, 422123), (13, 129884), (19, 88868), (26, 64942), (38, 44434), (52, 32471), (76, 22217), (247, 6836), (494, 3418), (988, 1709)]