19949145

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{69997}}^1$

素因数の和:70024

約数の個数: 16

約数和(自身を含む): 33599040

約数和(自身を除く): 13649895

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 69997, 209991, 349985, 1049955, 1329943, 3989829, 6649715, 19949145]

約数ペア:

[(1, 19949145), (3, 6649715), (5, 3989829), (15, 1329943), (19, 1049955), (57, 349985), (95, 209991), (285, 69997)]