2178727394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{4519}}^1$

素因数の和:4814

約数の個数: 32

約数和(自身を含む): 3499130880

約数和(自身を除く): 1320403486

約数列:

[1, 2, 23, 46, 47, 94, 223, 446, 1081, 2162, 4519, 5129, 9038, 10258, 10481, 20962, 103937, 207874, 212393, 241063, 424786, 482126, 1007737, 2015474, 4885039, 9770078, 23177951, 46355902, 47363639, 94727278, 1089363697, 2178727394]

約数ペア:

[(1, 2178727394), (2, 1089363697), (23, 94727278), (46, 47363639), (47, 46355902), (94, 23177951), (223, 9770078), (446, 4885039), (1081, 2015474), (2162, 1007737), (4519, 482126), (5129, 424786), (9038, 241063), (10258, 212393), (10481, 207874), (20962, 103937)]