16405968

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{17989}}^1$

素因数の和:18019

約数の個数: 40

約数和(自身を含む): 44615200

約数和(自身を除く): 28209232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 17989, 35978, 53967, 71956, 107934, 143912, 215868, 287824, 341791, 431736, 683582, 863472, 1025373, 1367164, 2050746, 2734328, 4101492, 5468656, 8202984, 16405968]

約数ペア:

[(1, 16405968), (2, 8202984), (3, 5468656), (4, 4101492), (6, 2734328), (8, 2050746), (12, 1367164), (16, 1025373), (19, 863472), (24, 683582), (38, 431736), (48, 341791), (57, 287824), (76, 215868), (114, 143912), (152, 107934), (228, 71956), (304, 53967), (456, 35978), (912, 17989)]