20453624

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 40500000

約数和(自身を除く): 20046376

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 712, 1249, 2047, 2498, 4094, 4996, 8188, 9992, 16376, 28727, 57454, 111161, 114908, 222322, 229816, 444644, 889288, 2556703, 5113406, 10226812, 20453624]

約数ペア:

[(1, 20453624), (2, 10226812), (4, 5113406), (8, 2556703), (23, 889288), (46, 444644), (89, 229816), (92, 222322), (178, 114908), (184, 111161), (356, 57454), (712, 28727), (1249, 16376), (2047, 9992), (2498, 8188), (4094, 4996)]