20145679956

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{2509427}}^1$

素因数の和:2509660

約数の個数: 36

約数和(自身を含む): 51152180352

約数和(自身を除く): 31006500396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 4014, 8028, 2509427, 5018854, 7528281, 10037708, 15056562, 22584843, 30113124, 45169686, 90339372, 559602221, 1119204442, 1678806663, 2238408884, 3357613326, 5036419989, 6715226652, 10072839978, 20145679956]

約数ペア:

[(1, 20145679956), (2, 10072839978), (3, 6715226652), (4, 5036419989), (6, 3357613326), (9, 2238408884), (12, 1678806663), (18, 1119204442), (36, 559602221), (223, 90339372), (446, 45169686), (669, 30113124), (892, 22584843), (1338, 15056562), (2007, 10037708), (2676, 7528281), (4014, 5018854), (8028, 2509427)]