16886272

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 80

約数和(自身を含む): 37810080

約数和(自身を除く): 20923808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 59, 64, 86, 104, 118, 128, 172, 208, 236, 256, 344, 416, 472, 512, 559, 688, 767, 832, 944, 1118, 1376, 1534, 1664, 1888, 2236, 2537, 2752, 3068, 3328, 3776, 4472, 5074, 5504, 6136, 6656, 7552, 8944, 10148, 11008, 12272, 15104, 17888, 20296, 22016, 24544, 30208, 32981, 35776, 40592, 49088, 65962, 71552, 81184, 98176, 131924, 143104, 162368, 196352, 263848, 286208, 324736, 392704, 527696, 649472, 1055392, 1298944, 2110784, 4221568, 8443136, 16886272]

約数ペア:

[(1, 16886272), (2, 8443136), (4, 4221568), (8, 2110784), (13, 1298944), (16, 1055392), (26, 649472), (32, 527696), (43, 392704), (52, 324736), (59, 286208), (64, 263848), (86, 196352), (104, 162368), (118, 143104), (128, 131924), (172, 98176), (208, 81184), (236, 71552), (256, 65962), (344, 49088), (416, 40592), (472, 35776), (512, 32981), (559, 30208), (688, 24544), (767, 22016), (832, 20296), (944, 17888), (1118, 15104), (1376, 12272), (1534, 11008), (1664, 10148), (1888, 8944), (2236, 7552), (2537, 6656), (2752, 6136), (3068, 5504), (3328, 5074), (3776, 4472)]