20323944

素因数分解:

$2^3\times 3^2\times {\mathrm{439}}^1\times {\mathrm{643}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 55255200

約数和(自身を除く): 34931256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 439, 643, 878, 1286, 1317, 1756, 1929, 2572, 2634, 3512, 3858, 3951, 5144, 5268, 5787, 7716, 7902, 10536, 11574, 15432, 15804, 23148, 31608, 46296, 282277, 564554, 846831, 1129108, 1693662, 2258216, 2540493, 3387324, 5080986, 6774648, 10161972, 20323944]

約数ペア:

[(1, 20323944), (2, 10161972), (3, 6774648), (4, 5080986), (6, 3387324), (8, 2540493), (9, 2258216), (12, 1693662), (18, 1129108), (24, 846831), (36, 564554), (72, 282277), (439, 46296), (643, 31608), (878, 23148), (1286, 15804), (1317, 15432), (1756, 11574), (1929, 10536), (2572, 7902), (2634, 7716), (3512, 5787), (3858, 5268), (3951, 5144)]