2019019664

素因数分解:

$2^4\times {\mathrm{1951}}^1\times {\mathrm{64679}}^1$

素因数の和:66638

約数の個数: 20

約数和(自身を含む): 3913916160

約数和(自身を除く): 1894896496

約数列:

[1, 2, 4, 8, 16, 1951, 3902, 7804, 15608, 31216, 64679, 129358, 258716, 517432, 1034864, 126188729, 252377458, 504754916, 1009509832, 2019019664]

約数ペア:

[(1, 2019019664), (2, 1009509832), (4, 504754916), (8, 252377458), (16, 126188729), (1951, 1034864), (3902, 517432), (7804, 258716), (15608, 129358), (31216, 64679)]