204645970

素因数分解:

$2^1\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{17749}}^1$

素因数の和:18909

約数の個数: 16

約数和(自身を含む): 368703000

約数和(自身を除く): 164057030

約数列:

[1, 2, 5, 10, 1153, 2306, 5765, 11530, 17749, 35498, 88745, 177490, 20464597, 40929194, 102322985, 204645970]

約数ペア:

[(1, 204645970), (2, 102322985), (5, 40929194), (10, 20464597), (1153, 177490), (2306, 88745), (5765, 35498), (11530, 17749)]