19649180

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2677}}^1$

素因数の和:3053

約数の個数: 24

約数和(自身を含む): 41391168

約数和(自身を除く): 21741988

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2677, 3670, 5354, 7340, 10708, 13385, 26770, 53540, 982459, 1964918, 3929836, 4912295, 9824590, 19649180]

約数ペア:

[(1, 19649180), (2, 9824590), (4, 4912295), (5, 3929836), (10, 1964918), (20, 982459), (367, 53540), (734, 26770), (1468, 13385), (1835, 10708), (2677, 7340), (3670, 5354)]