18985878

素因数分解:

$2^1\times 3^2\times {\mathrm{149}}^1\times {\mathrm{7079}}^1$

素因数の和:7236

約数の個数: 24

約数和(自身を含む): 41418000

約数和(自身を除く): 22432122

約数列:

[1, 2, 3, 6, 9, 18, 149, 298, 447, 894, 1341, 2682, 7079, 14158, 21237, 42474, 63711, 127422, 1054771, 2109542, 3164313, 6328626, 9492939, 18985878]

約数ペア:

[(1, 18985878), (2, 9492939), (3, 6328626), (6, 3164313), (9, 2109542), (18, 1054771), (149, 127422), (298, 63711), (447, 42474), (894, 21237), (1341, 14158), (2682, 7079)]