20563628

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1229}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 37195200

約数和(自身を除く): 16631572

約数列:

[1, 2, 4, 47, 89, 94, 178, 188, 356, 1229, 2458, 4183, 4916, 8366, 16732, 57763, 109381, 115526, 218762, 231052, 437524, 5140907, 10281814, 20563628]

約数ペア:

[(1, 20563628), (2, 10281814), (4, 5140907), (47, 437524), (89, 231052), (94, 218762), (178, 115526), (188, 109381), (356, 57763), (1229, 16732), (2458, 8366), (4183, 4916)]