20247844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1013}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 37477440

約数和(自身を除く): 17229596

約数列:

[1, 2, 4, 19, 38, 76, 263, 526, 1013, 1052, 2026, 4052, 4997, 9994, 19247, 19988, 38494, 76988, 266419, 532838, 1065676, 5061961, 10123922, 20247844]

約数ペア:

[(1, 20247844), (2, 10123922), (4, 5061961), (19, 1065676), (38, 532838), (76, 266419), (263, 76988), (526, 38494), (1013, 19988), (1052, 19247), (2026, 9994), (4052, 4997)]