81568784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{463459}}^1$

素因数の和:463478

約数の個数: 20

約数和(自身を含む): 172407120

約数和(自身を除く): 90838336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 463459, 926918, 1853836, 3707672, 5098049, 7415344, 10196098, 20392196, 40784392, 81568784]

約数ペア:

[(1, 81568784), (2, 40784392), (4, 20392196), (8, 10196098), (11, 7415344), (16, 5098049), (22, 3707672), (44, 1853836), (88, 926918), (176, 463459)]