18860193315

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{444449}}^1$

素因数の和:444524

約数の個数: 48

約数和(自身を含む): 34944436800

約数和(自身を除く): 16084243485

約数列:

[1, 3, 5, 9, 15, 23, 41, 45, 69, 115, 123, 205, 207, 345, 369, 615, 943, 1035, 1845, 2829, 4715, 8487, 14145, 42435, 444449, 1333347, 2222245, 4000041, 6666735, 10222327, 18222409, 20000205, 30666981, 51111635, 54667227, 91112045, 92000943, 153334905, 164001681, 273336135, 419115407, 460004715, 820008405, 1257346221, 2095577035, 3772038663, 6286731105, 18860193315]

約数ペア:

[(1, 18860193315), (3, 6286731105), (5, 3772038663), (9, 2095577035), (15, 1257346221), (23, 820008405), (41, 460004715), (45, 419115407), (69, 273336135), (115, 164001681), (123, 153334905), (205, 92000943), (207, 91112045), (345, 54667227), (369, 51111635), (615, 30666981), (943, 20000205), (1035, 18222409), (1845, 10222327), (2829, 6666735), (4715, 4000041), (8487, 2222245), (14145, 1333347), (42435, 444449)]