19935632

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23509}}^1$

素因数の和:23570

約数の個数: 20

約数和(自身を含む): 39355740

約数和(自身を除く): 19420108

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23509, 47018, 94036, 188072, 376144, 1245977, 2491954, 4983908, 9967816, 19935632]

約数ペア:

[(1, 19935632), (2, 9967816), (4, 4983908), (8, 2491954), (16, 1245977), (53, 376144), (106, 188072), (212, 94036), (424, 47018), (848, 23509)]