489657144

素因数分解:

$2^3\times 3^1\times {\mathrm{20402381}}^1$

素因数の和:20402390

約数の個数: 16

約数和(自身を含む): 1224142920

約数和(自身を除く): 734485776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 20402381, 40804762, 61207143, 81609524, 122414286, 163219048, 244828572, 489657144]

約数ペア:

[(1, 489657144), (2, 244828572), (3, 163219048), (4, 122414286), (6, 81609524), (8, 61207143), (12, 40804762), (24, 20402381)]