209939522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{15439}}^1$

素因数の和:15977

約数の個数: 16

約数和(自身を含む): 339803520

約数和(自身を除く): 129863998

約数列:

[1, 2, 13, 26, 523, 1046, 6799, 13598, 15439, 30878, 200707, 401414, 8074597, 16149194, 104969761, 209939522]

約数ペア:

[(1, 209939522), (2, 104969761), (13, 16149194), (26, 8074597), (523, 401414), (1046, 200707), (6799, 30878), (13598, 15439)]