20473005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{194981}}^1$

素因数の和:194996

約数の個数: 16

約数和(自身を含む): 37436544

約数和(自身を除く): 16963539

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 194981, 584943, 974905, 1364867, 2924715, 4094601, 6824335, 20473005]

約数ペア:

[(1, 20473005), (3, 6824335), (5, 4094601), (7, 2924715), (15, 1364867), (21, 974905), (35, 584943), (105, 194981)]