2019958768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7426319}}^1$

素因数の和:7426344

約数の個数: 20

約数和(自身を含む): 4143886560

約数和(自身を除く): 2123927792

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7426319, 14852638, 29705276, 59410552, 118821104, 126247423, 252494846, 504989692, 1009979384, 2019958768]

約数ペア:

[(1, 2019958768), (2, 1009979384), (4, 504989692), (8, 252494846), (16, 126247423), (17, 118821104), (34, 59410552), (68, 29705276), (136, 14852638), (272, 7426319)]