19679248

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{1987}}^1$

素因数の和:2614

約数の個数: 20

約数和(自身を含む): 38209360

約数和(自身を除く): 18530112

約数列:

[1, 2, 4, 8, 16, 619, 1238, 1987, 2476, 3974, 4952, 7948, 9904, 15896, 31792, 1229953, 2459906, 4919812, 9839624, 19679248]

約数ペア:

[(1, 19679248), (2, 9839624), (4, 4919812), (8, 2459906), (16, 1229953), (619, 31792), (1238, 15896), (1987, 9904), (2476, 7948), (3974, 4952)]