128372018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{91303}}^1$

素因数の和:91361

約数の個数: 16

約数和(自身を含む): 208173120

約数和(自身を除く): 79801102

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 91303, 182606, 1734757, 3378211, 3469514, 6756422, 64186009, 128372018]

約数ペア:

[(1, 128372018), (2, 64186009), (19, 6756422), (37, 3469514), (38, 3378211), (74, 1734757), (703, 182606), (1406, 91303)]