19967814

素因数分解:

$2^1\times 3^2\times {\mathrm{241}}^1\times {\mathrm{4603}}^1$

素因数の和:4852

約数の個数: 24

約数和(自身を含む): 43452552

約数和(自身を除く): 23484738

約数列:

[1, 2, 3, 6, 9, 18, 241, 482, 723, 1446, 2169, 4338, 4603, 9206, 13809, 27618, 41427, 82854, 1109323, 2218646, 3327969, 6655938, 9983907, 19967814]

約数ペア:

[(1, 19967814), (2, 9983907), (3, 6655938), (6, 3327969), (9, 2218646), (18, 1109323), (241, 82854), (482, 41427), (723, 27618), (1446, 13809), (2169, 9206), (4338, 4603)]