18532940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40289}}^1$

素因数の和:40321

約数の個数: 24

約数和(自身を含む): 40612320

約数和(自身を除く): 22079380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40289, 80578, 161156, 201445, 402890, 805780, 926647, 1853294, 3706588, 4633235, 9266470, 18532940]

約数ペア:

[(1, 18532940), (2, 9266470), (4, 4633235), (5, 3706588), (10, 1853294), (20, 926647), (23, 805780), (46, 402890), (92, 201445), (115, 161156), (230, 80578), (460, 40289)]