18814194

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 80

約数和(自身を含む): 49344768

約数和(自身を除く): 30530574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 81, 94, 126, 141, 162, 189, 282, 329, 353, 378, 423, 567, 658, 706, 846, 987, 1059, 1134, 1269, 1974, 2118, 2471, 2538, 2961, 3177, 3807, 4942, 5922, 6354, 7413, 7614, 8883, 9531, 14826, 16591, 17766, 19062, 22239, 26649, 28593, 33182, 44478, 49773, 53298, 57186, 66717, 99546, 116137, 133434, 149319, 200151, 232274, 298638, 348411, 400302, 447957, 696822, 895914, 1045233, 1343871, 2090466, 2687742, 3135699, 6271398, 9407097, 18814194]

約数ペア:

[(1, 18814194), (2, 9407097), (3, 6271398), (6, 3135699), (7, 2687742), (9, 2090466), (14, 1343871), (18, 1045233), (21, 895914), (27, 696822), (42, 447957), (47, 400302), (54, 348411), (63, 298638), (81, 232274), (94, 200151), (126, 149319), (141, 133434), (162, 116137), (189, 99546), (282, 66717), (329, 57186), (353, 53298), (378, 49773), (423, 44478), (567, 33182), (658, 28593), (706, 26649), (846, 22239), (987, 19062), (1059, 17766), (1134, 16591), (1269, 14826), (1974, 9531), (2118, 8883), (2471, 7614), (2538, 7413), (2961, 6354), (3177, 5922), (3807, 4942)]