220983174

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{20773}}^1$

素因数の和:20981

約数の個数: 32

約数和(自身を含む): 493590240

約数和(自身を除く): 272607066

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 394, 591, 1182, 1773, 3546, 5319, 10638, 20773, 41546, 62319, 124638, 186957, 373914, 560871, 1121742, 4092281, 8184562, 12276843, 24553686, 36830529, 73661058, 110491587, 220983174]

約数ペア:

[(1, 220983174), (2, 110491587), (3, 73661058), (6, 36830529), (9, 24553686), (18, 12276843), (27, 8184562), (54, 4092281), (197, 1121742), (394, 560871), (591, 373914), (1182, 186957), (1773, 124638), (3546, 62319), (5319, 41546), (10638, 20773)]