168419056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{809707}}^1$

素因数の和:809728

約数の個数: 20

約数和(自身を含む): 351413272

約数和(自身を除く): 182994216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 809707, 1619414, 3238828, 6477656, 10526191, 12955312, 21052382, 42104764, 84209528, 168419056]

約数ペア:

[(1, 168419056), (2, 84209528), (4, 42104764), (8, 21052382), (13, 12955312), (16, 10526191), (26, 6477656), (52, 3238828), (104, 1619414), (208, 809707)]