18198630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{883}}^1$

素因数の和:1125

約数の個数: 48

約数和(自身を含む): 47576880

約数和(自身を除く): 29378250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 229, 458, 687, 883, 1145, 1374, 1766, 2061, 2290, 2649, 3435, 4122, 4415, 5298, 6870, 7947, 8830, 10305, 13245, 15894, 20610, 26490, 39735, 79470, 202207, 404414, 606621, 1011035, 1213242, 1819863, 2022070, 3033105, 3639726, 6066210, 9099315, 18198630]

約数ペア:

[(1, 18198630), (2, 9099315), (3, 6066210), (5, 3639726), (6, 3033105), (9, 2022070), (10, 1819863), (15, 1213242), (18, 1011035), (30, 606621), (45, 404414), (90, 202207), (229, 79470), (458, 39735), (687, 26490), (883, 20610), (1145, 15894), (1374, 13245), (1766, 10305), (2061, 8830), (2290, 7947), (2649, 6870), (3435, 5298), (4122, 4415)]