40987816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{301381}}^1$

素因数の和:301404

約数の個数: 16

約数和(自身を含む): 81373140

約数和(自身を除く): 40385324

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 301381, 602762, 1205524, 2411048, 5123477, 10246954, 20493908, 40987816]

約数ペア:

[(1, 40987816), (2, 20493908), (4, 10246954), (8, 5123477), (17, 2411048), (34, 1205524), (68, 602762), (136, 301381)]