18938241

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9697}}^1$

素因数の和:9741

約数の個数: 24

約数和(自身を含む): 32274944

約数和(自身を除く): 13336703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9697, 29091, 67879, 87273, 203637, 300607, 610911, 901821, 2104249, 2705463, 6312747, 18938241]

約数ペア:

[(1, 18938241), (3, 6312747), (7, 2705463), (9, 2104249), (21, 901821), (31, 610911), (63, 300607), (93, 203637), (217, 87273), (279, 67879), (651, 29091), (1953, 9697)]