19649288

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79231}}^1$

素因数の和:79268

約数の個数: 16

約数和(自身を含む): 38031360

約数和(自身を除く): 18382072

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 79231, 158462, 316924, 633848, 2456161, 4912322, 9824644, 19649288]

約数ペア:

[(1, 19649288), (2, 9824644), (4, 4912322), (8, 2456161), (31, 633848), (62, 316924), (124, 158462), (248, 79231)]