20454496

素因数分解:

$2^5\times {\mathrm{631}}^1\times {\mathrm{1013}}^1$

素因数の和:1654

約数の個数: 24

約数和(自身を含む): 40373424

約数和(自身を除く): 19918928

約数列:

[1, 2, 4, 8, 16, 32, 631, 1013, 1262, 2026, 2524, 4052, 5048, 8104, 10096, 16208, 20192, 32416, 639203, 1278406, 2556812, 5113624, 10227248, 20454496]

約数ペア:

[(1, 20454496), (2, 10227248), (4, 5113624), (8, 2556812), (16, 1278406), (32, 639203), (631, 32416), (1013, 20192), (1262, 16208), (2026, 10096), (2524, 8104), (4052, 5048)]