19491856

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{52967}}^1$

素因数の和:52998

約数の個数: 20

約数和(自身を含む): 39408192

約数和(自身を除く): 19916336

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 52967, 105934, 211868, 423736, 847472, 1218241, 2436482, 4872964, 9745928, 19491856]

約数ペア:

[(1, 19491856), (2, 9745928), (4, 4872964), (8, 2436482), (16, 1218241), (23, 847472), (46, 423736), (92, 211868), (184, 105934), (368, 52967)]