199912176

素因数分解:

$2^4\times 3^2\times {\mathrm{1388279}}^1$

素因数の和:1388293

約数の個数: 30

約数和(自身を含む): 559476840

約数和(自身を除く): 359564664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1388279, 2776558, 4164837, 5553116, 8329674, 11106232, 12494511, 16659348, 22212464, 24989022, 33318696, 49978044, 66637392, 99956088, 199912176]

約数ペア:

[(1, 199912176), (2, 99956088), (3, 66637392), (4, 49978044), (6, 33318696), (8, 24989022), (9, 22212464), (12, 16659348), (16, 12494511), (18, 11106232), (24, 8329674), (36, 5553116), (48, 4164837), (72, 2776558), (144, 1388279)]