18805916

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{449}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 33994800

約数和(自身を除く): 15188884

約数列:

[1, 2, 4, 37, 74, 148, 283, 449, 566, 898, 1132, 1796, 10471, 16613, 20942, 33226, 41884, 66452, 127067, 254134, 508268, 4701479, 9402958, 18805916]

約数ペア:

[(1, 18805916), (2, 9402958), (4, 4701479), (37, 508268), (74, 254134), (148, 127067), (283, 66452), (449, 41884), (566, 33226), (898, 20942), (1132, 16613), (1796, 10471)]