18663168

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 52326400

約数和(自身を除く): 33663232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 768, 912, 1216, 1279, 1824, 2432, 2558, 3648, 3837, 4864, 5116, 7296, 7674, 10232, 14592, 15348, 20464, 24301, 30696, 40928, 48602, 61392, 72903, 81856, 97204, 122784, 145806, 163712, 194408, 245568, 291612, 327424, 388816, 491136, 583224, 777632, 982272, 1166448, 1555264, 2332896, 3110528, 4665792, 6221056, 9331584, 18663168]

約数ペア:

[(1, 18663168), (2, 9331584), (3, 6221056), (4, 4665792), (6, 3110528), (8, 2332896), (12, 1555264), (16, 1166448), (19, 982272), (24, 777632), (32, 583224), (38, 491136), (48, 388816), (57, 327424), (64, 291612), (76, 245568), (96, 194408), (114, 163712), (128, 145806), (152, 122784), (192, 97204), (228, 81856), (256, 72903), (304, 61392), (384, 48602), (456, 40928), (608, 30696), (768, 24301), (912, 20464), (1216, 15348), (1279, 14592), (1824, 10232), (2432, 7674), (2558, 7296), (3648, 5116), (3837, 4864)]