19257004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3461}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 36641808

約数和(自身を除く): 17384804

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3461, 5564, 6922, 13844, 44993, 89986, 179972, 370327, 740654, 1481308, 4814251, 9628502, 19257004]

約数ペア:

[(1, 19257004), (2, 9628502), (4, 4814251), (13, 1481308), (26, 740654), (52, 370327), (107, 179972), (214, 89986), (428, 44993), (1391, 13844), (2782, 6922), (3461, 5564)]