67435408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{221827}}^1$

素因数の和:221854

約数の個数: 20

約数和(自身を含む): 137533360

約数和(自身を除く): 70097952

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 221827, 443654, 887308, 1774616, 3549232, 4214713, 8429426, 16858852, 33717704, 67435408]

約数ペア:

[(1, 67435408), (2, 33717704), (4, 16858852), (8, 8429426), (16, 4214713), (19, 3549232), (38, 1774616), (76, 887308), (152, 443654), (304, 221827)]