20875192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{200723}}^1$

素因数の和:200742

約数の個数: 16

約数和(自身を含む): 42152040

約数和(自身を除く): 21276848

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 200723, 401446, 802892, 1605784, 2609399, 5218798, 10437596, 20875192]

約数ペア:

[(1, 20875192), (2, 10437596), (4, 5218798), (8, 2609399), (13, 1605784), (26, 802892), (52, 401446), (104, 200723)]