9519640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18307}}^1$

素因数の和:18331

約数の個数: 32

約数和(自身を含む): 23068080

約数和(自身を除く): 13548440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 18307, 36614, 73228, 91535, 146456, 183070, 237991, 366140, 475982, 732280, 951964, 1189955, 1903928, 2379910, 4759820, 9519640]

約数ペア:

[(1, 9519640), (2, 4759820), (4, 2379910), (5, 1903928), (8, 1189955), (10, 951964), (13, 732280), (20, 475982), (26, 366140), (40, 237991), (52, 183070), (65, 146456), (104, 91535), (130, 73228), (260, 36614), (520, 18307)]