20512756517

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1\times {\mathrm{1459}}^1$

素因数の和:2465

約数の個数: 32

約数和(自身を含む): 23775621120

約数和(自身を除く): 3262864603

約数列:

[1, 11, 23, 61, 253, 671, 911, 1403, 1459, 10021, 15433, 16049, 20953, 33557, 55571, 88999, 230483, 369127, 611281, 978989, 1278133, 1329149, 2046977, 14059463, 14620639, 22516747, 30570427, 81078089, 336274697, 891858979, 1864796047, 20512756517]

約数ペア:

[(1, 20512756517), (11, 1864796047), (23, 891858979), (61, 336274697), (253, 81078089), (671, 30570427), (911, 22516747), (1403, 14620639), (1459, 14059463), (10021, 2046977), (15433, 1329149), (16049, 1278133), (20953, 978989), (33557, 611281), (55571, 369127), (88999, 230483)]