20076992

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 56

約数和(自身を含む): 43738800

約数和(自身を除く): 23661808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 208, 236, 409, 416, 472, 767, 818, 832, 944, 1534, 1636, 1888, 3068, 3272, 3776, 5317, 6136, 6544, 10634, 12272, 13088, 21268, 24131, 24544, 26176, 42536, 48262, 49088, 85072, 96524, 170144, 193048, 313703, 340288, 386096, 627406, 772192, 1254812, 1544384, 2509624, 5019248, 10038496, 20076992]

約数ペア:

[(1, 20076992), (2, 10038496), (4, 5019248), (8, 2509624), (13, 1544384), (16, 1254812), (26, 772192), (32, 627406), (52, 386096), (59, 340288), (64, 313703), (104, 193048), (118, 170144), (208, 96524), (236, 85072), (409, 49088), (416, 48262), (472, 42536), (767, 26176), (818, 24544), (832, 24131), (944, 21268), (1534, 13088), (1636, 12272), (1888, 10634), (3068, 6544), (3272, 6136), (3776, 5317)]