20120804912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96734639}}^1$

素因数の和:96734660

約数の個数: 20

約数和(自身を含む): 41982833760

約数和(自身を除く): 21862028848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96734639, 193469278, 386938556, 773877112, 1257550307, 1547754224, 2515100614, 5030201228, 10060402456, 20120804912]

約数ペア:

[(1, 20120804912), (2, 10060402456), (4, 5030201228), (8, 2515100614), (13, 1547754224), (16, 1257550307), (26, 773877112), (52, 386938556), (104, 193469278), (208, 96734639)]