19635369

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 9932631

約数列:

[1, 3, 13, 31, 39, 93, 109, 149, 327, 403, 447, 1209, 1417, 1937, 3379, 4251, 4619, 5811, 10137, 13857, 16241, 43927, 48723, 60047, 131781, 180141, 211133, 503471, 633399, 1510413, 6545123, 19635369]

約数ペア:

[(1, 19635369), (3, 6545123), (13, 1510413), (31, 633399), (39, 503471), (93, 211133), (109, 180141), (149, 131781), (327, 60047), (403, 48723), (447, 43927), (1209, 16241), (1417, 13857), (1937, 10137), (3379, 5811), (4251, 4619)]