388771654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4127}}^1$

素因数の和:4252

約数の個数: 32

約数和(自身を含む): 640005120

約数和(自身を除く): 251233466

約数列:

[1, 2, 19, 37, 38, 67, 74, 134, 703, 1273, 1406, 2479, 2546, 4127, 4958, 8254, 47101, 78413, 94202, 152699, 156826, 276509, 305398, 553018, 2901281, 5253671, 5802562, 10230833, 10507342, 20461666, 194385827, 388771654]

約数ペア:

[(1, 388771654), (2, 194385827), (19, 20461666), (37, 10507342), (38, 10230833), (67, 5802562), (74, 5253671), (134, 2901281), (703, 553018), (1273, 305398), (1406, 276509), (2479, 156826), (2546, 152699), (4127, 94202), (4958, 78413), (8254, 47101)]