20189761568

素因数分解:

$2^5\times {\mathrm{2239}}^1\times {\mathrm{281791}}^1$

素因数の和:284040

約数の個数: 24

約数和(自身を含む): 39766487040

約数和(自身を除く): 19576725472

約数列:

[1, 2, 4, 8, 16, 32, 2239, 4478, 8956, 17912, 35824, 71648, 281791, 563582, 1127164, 2254328, 4508656, 9017312, 630930049, 1261860098, 2523720196, 5047440392, 10094880784, 20189761568]

約数ペア:

[(1, 20189761568), (2, 10094880784), (4, 5047440392), (8, 2523720196), (16, 1261860098), (32, 630930049), (2239, 9017312), (4478, 4508656), (8956, 2254328), (17912, 1127164), (35824, 563582), (71648, 281791)]