19306746

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15107}}^1$

素因数の和:15186

約数の個数: 24

約数和(自身を含む): 42423264

約数和(自身を除く): 23116518

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15107, 30214, 45321, 90642, 135963, 271926, 1072597, 2145194, 3217791, 6435582, 9653373, 19306746]

約数ペア:

[(1, 19306746), (2, 9653373), (3, 6435582), (6, 3217791), (9, 2145194), (18, 1072597), (71, 271926), (142, 135963), (213, 90642), (426, 45321), (639, 30214), (1278, 15107)]