30905964

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{20939}}^1$

素因数の和:20990

約数の個数: 36

約数和(自身を含む): 80032680

約数和(自身を除く): 49126716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 20939, 41878, 62817, 83756, 125634, 188451, 251268, 376902, 753804, 858499, 1716998, 2575497, 3433996, 5150994, 7726491, 10301988, 15452982, 30905964]

約数ペア:

[(1, 30905964), (2, 15452982), (3, 10301988), (4, 7726491), (6, 5150994), (9, 3433996), (12, 2575497), (18, 1716998), (36, 858499), (41, 753804), (82, 376902), (123, 251268), (164, 188451), (246, 125634), (369, 83756), (492, 62817), (738, 41878), (1476, 20939)]