16468780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13499}}^1$

素因数の和:13569

約数の個数: 24

約数和(自身を含む): 35154000

約数和(自身を除く): 18685220

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 13499, 26998, 53996, 67495, 134990, 269980, 823439, 1646878, 3293756, 4117195, 8234390, 16468780]

約数ペア:

[(1, 16468780), (2, 8234390), (4, 4117195), (5, 3293756), (10, 1646878), (20, 823439), (61, 269980), (122, 134990), (244, 67495), (305, 53996), (610, 26998), (1220, 13499)]