81863664

素因数分解:

$2^4\times 3^1\times {\mathrm{1705493}}^1$

素因数の和:1705504

約数の個数: 20

約数和(自身を含む): 211481256

約数和(自身を除く): 129617592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1705493, 3410986, 5116479, 6821972, 10232958, 13643944, 20465916, 27287888, 40931832, 81863664]

約数ペア:

[(1, 81863664), (2, 40931832), (3, 27287888), (4, 20465916), (6, 13643944), (8, 10232958), (12, 6821972), (16, 5116479), (24, 3410986), (48, 1705493)]