219902992

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{87541}}^1$

素因数の和:87706

約数の個数: 20

約数和(自身を含む): 428780716

約数和(自身を除く): 208877724

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 87541, 175082, 350164, 700328, 1400656, 13743937, 27487874, 54975748, 109951496, 219902992]

約数ペア:

[(1, 219902992), (2, 109951496), (4, 54975748), (8, 27487874), (16, 13743937), (157, 1400656), (314, 700328), (628, 350164), (1256, 175082), (2512, 87541)]