19200740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73849}}^1$

素因数の和:73871

約数の個数: 24

約数和(自身を含む): 43423800

約数和(自身を除く): 24223060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73849, 147698, 295396, 369245, 738490, 960037, 1476980, 1920074, 3840148, 4800185, 9600370, 19200740]

約数ペア:

[(1, 19200740), (2, 9600370), (4, 4800185), (5, 3840148), (10, 1920074), (13, 1476980), (20, 960037), (26, 738490), (52, 369245), (65, 295396), (130, 147698), (260, 73849)]