20199167988

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1\times {\mathrm{23311}}^1$

素因数の和:23924

約数の個数: 48

約数和(自身を含む): 47529624576

約数和(自身を除く): 27330456588

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 443, 489, 652, 886, 978, 1329, 1772, 1956, 2658, 5316, 23311, 46622, 69933, 72209, 93244, 139866, 144418, 216627, 279732, 288836, 433254, 866508, 3799693, 7599386, 10326773, 11399079, 15198772, 20653546, 22798158, 30980319, 41307092, 45596316, 61960638, 123921276, 1683263999, 3366527998, 5049791997, 6733055996, 10099583994, 20199167988]

約数ペア:

[(1, 20199167988), (2, 10099583994), (3, 6733055996), (4, 5049791997), (6, 3366527998), (12, 1683263999), (163, 123921276), (326, 61960638), (443, 45596316), (489, 41307092), (652, 30980319), (886, 22798158), (978, 20653546), (1329, 15198772), (1772, 11399079), (1956, 10326773), (2658, 7599386), (5316, 3799693), (23311, 866508), (46622, 433254), (69933, 288836), (72209, 279732), (93244, 216627), (139866, 144418)]