19281392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92699}}^1$

素因数の和:92720

約数の個数: 20

約数和(自身を含む): 40231800

約数和(自身を除く): 20950408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92699, 185398, 370796, 741592, 1205087, 1483184, 2410174, 4820348, 9640696, 19281392]

約数ペア:

[(1, 19281392), (2, 9640696), (4, 4820348), (8, 2410174), (13, 1483184), (16, 1205087), (26, 741592), (52, 370796), (104, 185398), (208, 92699)]