19455465

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9901}}^1$

素因数の和:10040

約数の個数: 16

約数和(自身を含む): 31369536

約数和(自身を除く): 11914071

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 9901, 29703, 49505, 148515, 1297031, 3891093, 6485155, 19455465]

約数ペア:

[(1, 19455465), (3, 6485155), (5, 3891093), (15, 1297031), (131, 148515), (393, 49505), (655, 29703), (1965, 9901)]