172969424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{635917}}^1$

素因数の和:635942

約数の個数: 20

約数和(自身を含む): 354842244

約数和(自身を除く): 181872820

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 635917, 1271834, 2543668, 5087336, 10174672, 10810589, 21621178, 43242356, 86484712, 172969424]

約数ペア:

[(1, 172969424), (2, 86484712), (4, 43242356), (8, 21621178), (16, 10810589), (17, 10174672), (34, 5087336), (68, 2543668), (136, 1271834), (272, 635917)]