18638712

素因数分解:

$2^3\times 3^2\times {\mathrm{258871}}^1$

素因数の和:258883

約数の個数: 24

約数和(自身を含む): 50480040

約数和(自身を除く): 31841328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 258871, 517742, 776613, 1035484, 1553226, 2070968, 2329839, 3106452, 4659678, 6212904, 9319356, 18638712]

約数ペア:

[(1, 18638712), (2, 9319356), (3, 6212904), (4, 4659678), (6, 3106452), (8, 2329839), (9, 2070968), (12, 1553226), (18, 1035484), (24, 776613), (36, 517742), (72, 258871)]