127720318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{305551}}^1$

素因数の和:305583

約数の個数: 16

約数和(自身を含む): 219997440

約数和(自身を除く): 92277122

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 305551, 611102, 3361061, 5805469, 6722122, 11610938, 63860159, 127720318]

約数ペア:

[(1, 127720318), (2, 63860159), (11, 11610938), (19, 6722122), (22, 5805469), (38, 3361061), (209, 611102), (418, 305551)]