16991738

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 29419200

約数和(自身を除く): 12427462

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 323, 493, 551, 646, 907, 986, 1102, 1814, 9367, 15419, 17233, 18734, 26303, 30838, 34466, 52606, 292961, 447151, 499757, 585922, 894302, 999514, 8495869, 16991738]

約数ペア:

[(1, 16991738), (2, 8495869), (17, 999514), (19, 894302), (29, 585922), (34, 499757), (38, 447151), (58, 292961), (323, 52606), (493, 34466), (551, 30838), (646, 26303), (907, 18734), (986, 17233), (1102, 15419), (1814, 9367)]