20291004

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{5171}}^1$

素因数の和:5290

約数の個数: 36

約数和(自身を含む): 51771720

約数和(自身を除く): 31480716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 5171, 10342, 15513, 20684, 31026, 46539, 62052, 93078, 186156, 563639, 1127278, 1690917, 2254556, 3381834, 5072751, 6763668, 10145502, 20291004]

約数ペア:

[(1, 20291004), (2, 10145502), (3, 6763668), (4, 5072751), (6, 3381834), (9, 2254556), (12, 1690917), (18, 1127278), (36, 563639), (109, 186156), (218, 93078), (327, 62052), (436, 46539), (654, 31026), (981, 20684), (1308, 15513), (1962, 10342), (3924, 5171)]