8991856

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{19379}}^1$

素因数の和:19416

約数の個数: 20

約数和(自身を含む): 18023400

約数和(自身を除く): 9031544

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 19379, 38758, 77516, 155032, 310064, 561991, 1123982, 2247964, 4495928, 8991856]

約数ペア:

[(1, 8991856), (2, 4495928), (4, 2247964), (8, 1123982), (16, 561991), (29, 310064), (58, 155032), (116, 77516), (232, 38758), (464, 19379)]