20261567128

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{2381}}^1$

素因数の和:2617

約数の個数: 96

約数和(自身を含む): 42768810000

約数和(自身を除く): 22507242872

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 121, 149, 236, 242, 298, 472, 484, 596, 649, 968, 1192, 1298, 1639, 2381, 2596, 3278, 4762, 5192, 6556, 7139, 8791, 9524, 13112, 14278, 17582, 18029, 19048, 26191, 28556, 35164, 36058, 52382, 57112, 70328, 72116, 96701, 104764, 140479, 144232, 193402, 209528, 280958, 288101, 354769, 386804, 561916, 576202, 709538, 773608, 1063711, 1123832, 1152404, 1419076, 1545269, 2127422, 2304808, 2838152, 3090538, 3902459, 4254844, 6181076, 7804918, 8509688, 12362152, 15609836, 16997959, 20931371, 31219672, 33995918, 41862742, 42927049, 67991836, 83725484, 85854098, 135983672, 167450968, 171708196, 230245081, 343416392, 460490162, 920980324, 1841960648, 2532695891, 5065391782, 10130783564, 20261567128]

約数ペア:

[(1, 20261567128), (2, 10130783564), (4, 5065391782), (8, 2532695891), (11, 1841960648), (22, 920980324), (44, 460490162), (59, 343416392), (88, 230245081), (118, 171708196), (121, 167450968), (149, 135983672), (236, 85854098), (242, 83725484), (298, 67991836), (472, 42927049), (484, 41862742), (596, 33995918), (649, 31219672), (968, 20931371), (1192, 16997959), (1298, 15609836), (1639, 12362152), (2381, 8509688), (2596, 7804918), (3278, 6181076), (4762, 4254844), (5192, 3902459), (6556, 3090538), (7139, 2838152), (8791, 2304808), (9524, 2127422), (13112, 1545269), (14278, 1419076), (17582, 1152404), (18029, 1123832), (19048, 1063711), (26191, 773608), (28556, 709538), (35164, 576202), (36058, 561916), (52382, 386804), (57112, 354769), (70328, 288101), (72116, 280958), (96701, 209528), (104764, 193402), (140479, 144232)]