20196603

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2837}}^1$

素因数の和:2963

約数の個数: 24

約数和(自身を含む): 33647328

約数和(自身を除く): 13450725

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 2837, 7119, 8511, 19859, 25533, 59577, 178731, 320581, 961743, 2244067, 2885229, 6732201, 20196603]

約数ペア:

[(1, 20196603), (3, 6732201), (7, 2885229), (9, 2244067), (21, 961743), (63, 320581), (113, 178731), (339, 59577), (791, 25533), (1017, 19859), (2373, 8511), (2837, 7119)]