20189772984

素因数分解:

$2^3\times 3^1\times {\mathrm{1321}}^1\times {\mathrm{636821}}^1$

素因数の和:638151

約数の個数: 32

約数和(自身を含む): 50512721040

約数和(自身を除く): 30322948056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1321, 2642, 3963, 5284, 7926, 10568, 15852, 31704, 636821, 1273642, 1910463, 2547284, 3820926, 5094568, 7641852, 15283704, 841240541, 1682481082, 2523721623, 3364962164, 5047443246, 6729924328, 10094886492, 20189772984]

約数ペア:

[(1, 20189772984), (2, 10094886492), (3, 6729924328), (4, 5047443246), (6, 3364962164), (8, 2523721623), (12, 1682481082), (24, 841240541), (1321, 15283704), (2642, 7641852), (3963, 5094568), (5284, 3820926), (7926, 2547284), (10568, 1910463), (15852, 1273642), (31704, 636821)]