19488496

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{1987}}^1$

素因数の和:2608

約数の個数: 20

約数和(自身を含む): 37839592

約数和(自身を除く): 18351096

約数列:

[1, 2, 4, 8, 16, 613, 1226, 1987, 2452, 3974, 4904, 7948, 9808, 15896, 31792, 1218031, 2436062, 4872124, 9744248, 19488496]

約数ペア:

[(1, 19488496), (2, 9744248), (4, 4872124), (8, 2436062), (16, 1218031), (613, 31792), (1226, 15896), (1987, 9808), (2452, 7948), (3974, 4904)]