19384638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2731}}^1$

素因数の和:2769

約数の個数: 48

約数和(自身を含む): 47995776

約数和(自身を除く): 28611138

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 2731, 3549, 5462, 7098, 8193, 16386, 19117, 35503, 38234, 57351, 71006, 106509, 114702, 213018, 248521, 461539, 497042, 745563, 923078, 1384617, 1491126, 2769234, 3230773, 6461546, 9692319, 19384638]

約数ペア:

[(1, 19384638), (2, 9692319), (3, 6461546), (6, 3230773), (7, 2769234), (13, 1491126), (14, 1384617), (21, 923078), (26, 745563), (39, 497042), (42, 461539), (78, 248521), (91, 213018), (169, 114702), (182, 106509), (273, 71006), (338, 57351), (507, 38234), (546, 35503), (1014, 19117), (1183, 16386), (2366, 8193), (2731, 7098), (3549, 5462)]