20436058

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 33566400

約数和(自身を除く): 13130342

約数列:

[1, 2, 19, 38, 53, 73, 106, 139, 146, 278, 1007, 1387, 2014, 2641, 2774, 3869, 5282, 7367, 7738, 10147, 14734, 20294, 73511, 139973, 147022, 192793, 279946, 385586, 537791, 1075582, 10218029, 20436058]

約数ペア:

[(1, 20436058), (2, 10218029), (19, 1075582), (38, 537791), (53, 385586), (73, 279946), (106, 192793), (139, 147022), (146, 139973), (278, 73511), (1007, 20294), (1387, 14734), (2014, 10147), (2641, 7738), (2774, 7367), (3869, 5282)]