2018188544

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{971}}^1$

素因数の和:1363

約数の個数: 72

約数和(自身を含む): 4219895232

約数和(自身を除く): 2201706688

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 353, 368, 706, 736, 971, 1412, 1472, 1942, 2824, 2944, 3884, 5648, 5888, 7768, 8119, 11296, 15536, 16238, 22333, 22592, 31072, 32476, 44666, 45184, 62144, 64952, 89332, 90368, 124288, 129904, 178664, 248576, 259808, 342763, 357328, 519616, 685526, 714656, 1039232, 1371052, 1429312, 2078464, 2742104, 2858624, 5484208, 5717248, 7883549, 10968416, 15767098, 21936832, 31534196, 43873664, 63068392, 87747328, 126136784, 252273568, 504547136, 1009094272, 2018188544]

約数ペア:

[(1, 2018188544), (2, 1009094272), (4, 504547136), (8, 252273568), (16, 126136784), (23, 87747328), (32, 63068392), (46, 43873664), (64, 31534196), (92, 21936832), (128, 15767098), (184, 10968416), (256, 7883549), (353, 5717248), (368, 5484208), (706, 2858624), (736, 2742104), (971, 2078464), (1412, 1429312), (1472, 1371052), (1942, 1039232), (2824, 714656), (2944, 685526), (3884, 519616), (5648, 357328), (5888, 342763), (7768, 259808), (8119, 248576), (11296, 178664), (15536, 129904), (16238, 124288), (22333, 90368), (22592, 89332), (31072, 64952), (32476, 62144), (44666, 45184)]