16964840

素因数分解:

$2^3\times 5^1\times {\mathrm{424121}}^1$

素因数の和:424132

約数の個数: 16

約数和(自身を含む): 38170980

約数和(自身を除く): 21206140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 424121, 848242, 1696484, 2120605, 3392968, 4241210, 8482420, 16964840]

約数ペア:

[(1, 16964840), (2, 8482420), (4, 4241210), (5, 3392968), (8, 2120605), (10, 1696484), (20, 848242), (40, 424121)]