16488976

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 39354624

約数和(自身を除く): 22865648

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 37, 46, 56, 74, 92, 112, 148, 161, 173, 184, 259, 296, 322, 346, 368, 518, 592, 644, 692, 851, 1036, 1211, 1288, 1384, 1702, 2072, 2422, 2576, 2768, 3404, 3979, 4144, 4844, 5957, 6401, 6808, 7958, 9688, 11914, 12802, 13616, 15916, 19376, 23828, 25604, 27853, 31832, 44807, 47656, 51208, 55706, 63664, 89614, 95312, 102416, 111412, 147223, 179228, 222824, 294446, 358456, 445648, 588892, 716912, 1030561, 1177784, 2061122, 2355568, 4122244, 8244488, 16488976]

約数ペア:

[(1, 16488976), (2, 8244488), (4, 4122244), (7, 2355568), (8, 2061122), (14, 1177784), (16, 1030561), (23, 716912), (28, 588892), (37, 445648), (46, 358456), (56, 294446), (74, 222824), (92, 179228), (112, 147223), (148, 111412), (161, 102416), (173, 95312), (184, 89614), (259, 63664), (296, 55706), (322, 51208), (346, 47656), (368, 44807), (518, 31832), (592, 27853), (644, 25604), (692, 23828), (851, 19376), (1036, 15916), (1211, 13616), (1288, 12802), (1384, 11914), (1702, 9688), (2072, 7958), (2422, 6808), (2576, 6401), (2768, 5957), (3404, 4844), (3979, 4144)]