66783184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{321073}}^1$

素因数の和:321094

約数の個数: 20

約数和(自身を含む): 139346116

約数和(自身を除く): 72562932

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 321073, 642146, 1284292, 2568584, 4173949, 5137168, 8347898, 16695796, 33391592, 66783184]

約数ペア:

[(1, 66783184), (2, 33391592), (4, 16695796), (8, 8347898), (13, 5137168), (16, 4173949), (26, 2568584), (52, 1284292), (104, 642146), (208, 321073)]