19545860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42491}}^1$

素因数の和:42523

約数の個数: 24

約数和(自身を含む): 42831936

約数和(自身を除く): 23286076

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42491, 84982, 169964, 212455, 424910, 849820, 977293, 1954586, 3909172, 4886465, 9772930, 19545860]

約数ペア:

[(1, 19545860), (2, 9772930), (4, 4886465), (5, 3909172), (10, 1954586), (20, 977293), (23, 849820), (46, 424910), (92, 212455), (115, 169964), (230, 84982), (460, 42491)]