20014144

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 56

約数和(自身を含む): 42468800

約数和(自身を除く): 22454656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 109, 151, 152, 218, 302, 304, 436, 604, 608, 872, 1208, 1216, 1744, 2071, 2416, 2869, 3488, 4142, 4832, 5738, 6976, 8284, 9664, 11476, 16459, 16568, 22952, 32918, 33136, 45904, 65836, 66272, 91808, 131672, 132544, 183616, 263344, 312721, 526688, 625442, 1053376, 1250884, 2501768, 5003536, 10007072, 20014144]

約数ペア:

[(1, 20014144), (2, 10007072), (4, 5003536), (8, 2501768), (16, 1250884), (19, 1053376), (32, 625442), (38, 526688), (64, 312721), (76, 263344), (109, 183616), (151, 132544), (152, 131672), (218, 91808), (302, 66272), (304, 65836), (436, 45904), (604, 33136), (608, 32918), (872, 22952), (1208, 16568), (1216, 16459), (1744, 11476), (2071, 9664), (2416, 8284), (2869, 6976), (3488, 5738), (4142, 4832)]