19426670

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31847}}^1$

素因数の和:31915

約数の個数: 16

約数和(自身を含む): 35542368

約数和(自身を除く): 16115698

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 31847, 63694, 159235, 318470, 1942667, 3885334, 9713335, 19426670]

約数ペア:

[(1, 19426670), (2, 9713335), (5, 3885334), (10, 1942667), (61, 318470), (122, 159235), (305, 63694), (610, 31847)]