19066766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12451954

約数列:

[1, 2, 19, 37, 38, 71, 74, 142, 191, 382, 703, 1349, 1406, 2627, 2698, 3629, 5254, 7067, 7258, 13561, 14134, 27122, 49913, 99826, 134273, 257659, 268546, 501757, 515318, 1003514, 9533383, 19066766]

約数ペア:

[(1, 19066766), (2, 9533383), (19, 1003514), (37, 515318), (38, 501757), (71, 268546), (74, 257659), (142, 134273), (191, 99826), (382, 49913), (703, 27122), (1349, 14134), (1406, 13561), (2627, 7258), (2698, 7067), (3629, 5254)]