20738085

素因数分解:

$3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2999}}^1$

素因数の和:3468

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 12525915

約数列:

[1, 3, 5, 15, 461, 1383, 2305, 2999, 6915, 8997, 14995, 44985, 1382539, 4147617, 6912695, 20738085]

約数ペア:

[(1, 20738085), (3, 6912695), (5, 4147617), (15, 1382539), (461, 44985), (1383, 14995), (2305, 8997), (2999, 6915)]