18244016

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 43122240

約数和(自身を除く): 24878224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 56, 58, 82, 112, 116, 137, 164, 203, 232, 274, 287, 328, 406, 464, 548, 574, 656, 812, 959, 1096, 1148, 1189, 1624, 1918, 2192, 2296, 2378, 3248, 3836, 3973, 4592, 4756, 5617, 7672, 7946, 8323, 9512, 11234, 15344, 15892, 16646, 19024, 22468, 27811, 31784, 33292, 39319, 44936, 55622, 63568, 66584, 78638, 89872, 111244, 133168, 157276, 162893, 222488, 314552, 325786, 444976, 629104, 651572, 1140251, 1303144, 2280502, 2606288, 4561004, 9122008, 18244016]

約数ペア:

[(1, 18244016), (2, 9122008), (4, 4561004), (7, 2606288), (8, 2280502), (14, 1303144), (16, 1140251), (28, 651572), (29, 629104), (41, 444976), (56, 325786), (58, 314552), (82, 222488), (112, 162893), (116, 157276), (137, 133168), (164, 111244), (203, 89872), (232, 78638), (274, 66584), (287, 63568), (328, 55622), (406, 44936), (464, 39319), (548, 33292), (574, 31784), (656, 27811), (812, 22468), (959, 19024), (1096, 16646), (1148, 15892), (1189, 15344), (1624, 11234), (1918, 9512), (2192, 8323), (2296, 7946), (2378, 7672), (3248, 5617), (3836, 4756), (3973, 4592)]