20971296

素因数分解:

$2^5\times 3^2\times {\mathrm{72817}}^1$

素因数の和:72833

約数の個数: 36

約数和(自身を含む): 59637942

約数和(自身を除く): 38666646

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 72817, 145634, 218451, 291268, 436902, 582536, 655353, 873804, 1165072, 1310706, 1747608, 2330144, 2621412, 3495216, 5242824, 6990432, 10485648, 20971296]

約数ペア:

[(1, 20971296), (2, 10485648), (3, 6990432), (4, 5242824), (6, 3495216), (8, 2621412), (9, 2330144), (12, 1747608), (16, 1310706), (18, 1165072), (24, 873804), (32, 655353), (36, 582536), (48, 436902), (72, 291268), (96, 218451), (144, 145634), (288, 72817)]