19415734

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 34784640

約数和(自身を除く): 15368906

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 109, 169, 218, 221, 338, 403, 442, 527, 806, 1054, 1417, 1853, 2834, 2873, 3379, 3706, 5239, 5746, 6758, 6851, 10478, 13702, 18421, 24089, 36842, 43927, 48178, 57443, 87854, 89063, 114886, 178126, 313157, 571051, 626314, 746759, 1142102, 1493518, 9707867, 19415734]

約数ペア:

[(1, 19415734), (2, 9707867), (13, 1493518), (17, 1142102), (26, 746759), (31, 626314), (34, 571051), (62, 313157), (109, 178126), (169, 114886), (218, 89063), (221, 87854), (338, 57443), (403, 48178), (442, 43927), (527, 36842), (806, 24089), (1054, 18421), (1417, 13702), (1853, 10478), (2834, 6851), (2873, 6758), (3379, 5746), (3706, 5239)]