19105956

素因数分解:

$2^2\times 3^4\times {\mathrm{109}}^1\times {\mathrm{541}}^1$

素因数の和:666

約数の個数: 60

約数和(自身を含む): 50498140

約数和(自身を除く): 31392184

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 109, 162, 218, 324, 327, 436, 541, 654, 981, 1082, 1308, 1623, 1962, 2164, 2943, 3246, 3924, 4869, 5886, 6492, 8829, 9738, 11772, 14607, 17658, 19476, 29214, 35316, 43821, 58428, 58969, 87642, 117938, 175284, 176907, 235876, 353814, 530721, 707628, 1061442, 1592163, 2122884, 3184326, 4776489, 6368652, 9552978, 19105956]

約数ペア:

[(1, 19105956), (2, 9552978), (3, 6368652), (4, 4776489), (6, 3184326), (9, 2122884), (12, 1592163), (18, 1061442), (27, 707628), (36, 530721), (54, 353814), (81, 235876), (108, 176907), (109, 175284), (162, 117938), (218, 87642), (324, 58969), (327, 58428), (436, 43821), (541, 35316), (654, 29214), (981, 19476), (1082, 17658), (1308, 14607), (1623, 11772), (1962, 9738), (2164, 8829), (2943, 6492), (3246, 5886), (3924, 4869)]