20665152

素因数分解:

$2^6\times 3^3\times {\mathrm{11959}}^1$

素因数の和:11980

約数の個数: 56

約数和(自身を含む): 60756800

約数和(自身を除く): 40091648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 11959, 23918, 35877, 47836, 71754, 95672, 107631, 143508, 191344, 215262, 287016, 322893, 382688, 430524, 574032, 645786, 765376, 861048, 1148064, 1291572, 1722096, 2296128, 2583144, 3444192, 5166288, 6888384, 10332576, 20665152]

約数ペア:

[(1, 20665152), (2, 10332576), (3, 6888384), (4, 5166288), (6, 3444192), (8, 2583144), (9, 2296128), (12, 1722096), (16, 1291572), (18, 1148064), (24, 861048), (27, 765376), (32, 645786), (36, 574032), (48, 430524), (54, 382688), (64, 322893), (72, 287016), (96, 215262), (108, 191344), (144, 143508), (192, 107631), (216, 95672), (288, 71754), (432, 47836), (576, 35877), (864, 23918), (1728, 11959)]