20584158592

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{23977}}^1$

素因数の和:24363

約数の個数: 64

約数和(自身を含む): 43289881200

約数和(自身を除く): 22705722608

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 353, 608, 706, 1216, 1412, 2432, 2824, 5648, 6707, 11296, 13414, 22592, 23977, 26828, 45184, 47954, 53656, 95908, 107312, 191816, 214624, 383632, 429248, 455563, 767264, 858496, 911126, 1534528, 1822252, 3069056, 3644504, 7289008, 8463881, 14578016, 16927762, 29156032, 33855524, 58312064, 67711048, 135422096, 160813739, 270844192, 321627478, 541688384, 643254956, 1083376768, 1286509912, 2573019824, 5146039648, 10292079296, 20584158592]

約数ペア:

[(1, 20584158592), (2, 10292079296), (4, 5146039648), (8, 2573019824), (16, 1286509912), (19, 1083376768), (32, 643254956), (38, 541688384), (64, 321627478), (76, 270844192), (128, 160813739), (152, 135422096), (304, 67711048), (353, 58312064), (608, 33855524), (706, 29156032), (1216, 16927762), (1412, 14578016), (2432, 8463881), (2824, 7289008), (5648, 3644504), (6707, 3069056), (11296, 1822252), (13414, 1534528), (22592, 911126), (23977, 858496), (26828, 767264), (45184, 455563), (47954, 429248), (53656, 383632), (95908, 214624), (107312, 191816)]