16631390

素因数分解:

$2^1\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{1321}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 29982960

約数和(自身を除く): 13351570

約数列:

[1, 2, 5, 10, 1259, 1321, 2518, 2642, 6295, 6605, 12590, 13210, 1663139, 3326278, 8315695, 16631390]

約数ペア:

[(1, 16631390), (2, 8315695), (5, 3326278), (10, 1663139), (1259, 13210), (1321, 12590), (2518, 6605), (2642, 6295)]