138968048

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{52009}}^1$

素因数の和:52184

約数の個数: 20

約数和(自身を含む): 270868080

約数和(自身を除く): 131900032

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 52009, 104018, 208036, 416072, 832144, 8685503, 17371006, 34742012, 69484024, 138968048]

約数ペア:

[(1, 138968048), (2, 69484024), (4, 34742012), (8, 17371006), (16, 8685503), (167, 832144), (334, 416072), (668, 208036), (1336, 104018), (2672, 52009)]