18843846

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 45674496

約数和(自身を除く): 26830650

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 41, 42, 62, 82, 93, 123, 186, 217, 246, 287, 353, 434, 574, 651, 706, 861, 1059, 1271, 1302, 1722, 2118, 2471, 2542, 3813, 4942, 7413, 7626, 8897, 10943, 14473, 14826, 17794, 21886, 26691, 28946, 32829, 43419, 53382, 65658, 76601, 86838, 101311, 153202, 202622, 229803, 303933, 448663, 459606, 607866, 897326, 1345989, 2691978, 3140641, 6281282, 9421923, 18843846]

約数ペア:

[(1, 18843846), (2, 9421923), (3, 6281282), (6, 3140641), (7, 2691978), (14, 1345989), (21, 897326), (31, 607866), (41, 459606), (42, 448663), (62, 303933), (82, 229803), (93, 202622), (123, 153202), (186, 101311), (217, 86838), (246, 76601), (287, 65658), (353, 53382), (434, 43419), (574, 32829), (651, 28946), (706, 26691), (861, 21886), (1059, 17794), (1271, 14826), (1302, 14473), (1722, 10943), (2118, 8897), (2471, 7626), (2542, 7413), (3813, 4942)]