18940166

素因数分解:

$2^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1404

約数の個数: 24

約数和(自身を含む): 33286176

約数和(自身を除く): 14346010

約数列:

[1, 2, 7, 14, 49, 98, 157, 314, 1099, 1231, 2198, 2462, 7693, 8617, 15386, 17234, 60319, 120638, 193267, 386534, 1352869, 2705738, 9470083, 18940166]

約数ペア:

[(1, 18940166), (2, 9470083), (7, 2705738), (14, 1352869), (49, 386534), (98, 193267), (157, 120638), (314, 60319), (1099, 17234), (1231, 15386), (2198, 8617), (2462, 7693)]