19340840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3691}}^1$

素因数の和:3833

約数の個数: 32

約数和(自身を含む): 43860960

約数和(自身を除く): 24520120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 3691, 5240, 7382, 14764, 18455, 29528, 36910, 73820, 147640, 483521, 967042, 1934084, 2417605, 3868168, 4835210, 9670420, 19340840]

約数ペア:

[(1, 19340840), (2, 9670420), (4, 4835210), (5, 3868168), (8, 2417605), (10, 1934084), (20, 967042), (40, 483521), (131, 147640), (262, 73820), (524, 36910), (655, 29528), (1048, 18455), (1310, 14764), (2620, 7382), (3691, 5240)]