19809670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 38092032

約数和(自身を除く): 18282362

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 2003, 4006, 4945, 9890, 10015, 20030, 46069, 86129, 92138, 172258, 230345, 430645, 460690, 861290, 1980967, 3961934, 9904835, 19809670]

約数ペア:

[(1, 19809670), (2, 9904835), (5, 3961934), (10, 1980967), (23, 861290), (43, 460690), (46, 430645), (86, 230345), (115, 172258), (215, 92138), (230, 86129), (430, 46069), (989, 20030), (1978, 10015), (2003, 9890), (4006, 4945)]