219339944

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{42773}}^1$

素因数の和:43420

約数の個数: 16

約数和(自身を含む): 411913620

約数和(自身を除く): 192573676

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 5128, 42773, 85546, 171092, 342184, 27417493, 54834986, 109669972, 219339944]

約数ペア:

[(1, 219339944), (2, 109669972), (4, 54834986), (8, 27417493), (641, 342184), (1282, 171092), (2564, 85546), (5128, 42773)]