20193236

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8689}}^1$

素因数の和:8783

約数の個数: 24

約数和(自身を含む): 40877760

約数和(自身を除く): 20684524

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 8689, 17378, 34756, 60823, 121646, 243292, 721187, 1442374, 2884748, 5048309, 10096618, 20193236]

約数ペア:

[(1, 20193236), (2, 10096618), (4, 5048309), (7, 2884748), (14, 1442374), (28, 721187), (83, 243292), (166, 121646), (332, 60823), (581, 34756), (1162, 17378), (2324, 8689)]