208968194

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1061}}^1$

素因数の和:1226

約数の個数: 32

約数和(自身を含む): 339500160

約数和(自身を除く): 130531966

約数列:

[1, 2, 19, 38, 71, 73, 142, 146, 1061, 1349, 1387, 2122, 2698, 2774, 5183, 10366, 20159, 40318, 75331, 77453, 98477, 150662, 154906, 196954, 1431289, 1471607, 2862578, 2943214, 5499163, 10998326, 104484097, 208968194]

約数ペア:

[(1, 208968194), (2, 104484097), (19, 10998326), (38, 5499163), (71, 2943214), (73, 2862578), (142, 1471607), (146, 1431289), (1061, 196954), (1349, 154906), (1387, 150662), (2122, 98477), (2698, 77453), (2774, 75331), (5183, 40318), (10366, 20159)]