19003972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{365461}}^1$

素因数の和:365478

約数の個数: 12

約数和(自身を含む): 35815276

約数和(自身を除く): 16811304

約数列:

[1, 2, 4, 13, 26, 52, 365461, 730922, 1461844, 4750993, 9501986, 19003972]

約数ペア:

[(1, 19003972), (2, 9501986), (4, 4750993), (13, 1461844), (26, 730922), (52, 365461)]