20915776

素因数分解:

$2^6\times 7^1\times {\mathrm{46687}}^1$

素因数の和:46706

約数の個数: 28

約数和(自身を含む): 47435008

約数和(自身を除く): 26519232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 46687, 93374, 186748, 326809, 373496, 653618, 746992, 1307236, 1493984, 2614472, 2987968, 5228944, 10457888, 20915776]

約数ペア:

[(1, 20915776), (2, 10457888), (4, 5228944), (7, 2987968), (8, 2614472), (14, 1493984), (16, 1307236), (28, 746992), (32, 653618), (56, 373496), (64, 326809), (112, 186748), (224, 93374), (448, 46687)]