638768076

素因数分解:

$2^2\times 3^1\times {\mathrm{281}}^1\times {\mathrm{189433}}^1$

素因数の和:189721

約数の個数: 24

約数和(自身を含む): 1495770864

約数和(自身を除く): 857002788

約数列:

[1, 2, 3, 4, 6, 12, 281, 562, 843, 1124, 1686, 3372, 189433, 378866, 568299, 757732, 1136598, 2273196, 53230673, 106461346, 159692019, 212922692, 319384038, 638768076]

約数ペア:

[(1, 638768076), (2, 319384038), (3, 212922692), (4, 159692019), (6, 106461346), (12, 53230673), (281, 2273196), (562, 1136598), (843, 757732), (1124, 568299), (1686, 378866), (3372, 189433)]