19635905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2339}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 24935040

約数和(自身を除く): 5299135

約数列:

[1, 5, 23, 73, 115, 365, 1679, 2339, 8395, 11695, 53797, 170747, 268985, 853735, 3927181, 19635905]

約数ペア:

[(1, 19635905), (5, 3927181), (23, 853735), (73, 268985), (115, 170747), (365, 53797), (1679, 11695), (2339, 8395)]