18890366988

素因数分解:

$2^2\times 3^1\times {\mathrm{5647}}^1\times {\mathrm{278767}}^1$

素因数の和:284421

約数の個数: 24

約数和(自身を含む): 44085486592

約数和(自身を除く): 25195119604

約数列:

[1, 2, 3, 4, 6, 12, 5647, 11294, 16941, 22588, 33882, 67764, 278767, 557534, 836301, 1115068, 1672602, 3345204, 1574197249, 3148394498, 4722591747, 6296788996, 9445183494, 18890366988]

約数ペア:

[(1, 18890366988), (2, 9445183494), (3, 6296788996), (4, 4722591747), (6, 3148394498), (12, 1574197249), (5647, 3345204), (11294, 1672602), (16941, 1115068), (22588, 836301), (33882, 557534), (67764, 278767)]