20012344976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1317989}}^1$

素因数の和:1318083

約数の個数: 40

約数和(自身を含む): 42328566840

約数和(自身を除く): 22316221864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 7592, 15184, 1317989, 2635978, 5271956, 10543912, 17133857, 21087824, 34267714, 68535428, 96213197, 137070856, 192426394, 274141712, 384852788, 769705576, 1250771561, 1539411152, 2501543122, 5003086244, 10006172488, 20012344976]

約数ペア:

[(1, 20012344976), (2, 10006172488), (4, 5003086244), (8, 2501543122), (13, 1539411152), (16, 1250771561), (26, 769705576), (52, 384852788), (73, 274141712), (104, 192426394), (146, 137070856), (208, 96213197), (292, 68535428), (584, 34267714), (949, 21087824), (1168, 17133857), (1898, 10543912), (3796, 5271956), (7592, 2635978), (15184, 1317989)]