221320162064

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{72421519}}^1$

素因数の和:72421718

約数の個数: 20

約数和(自身を含む): 431052887040

約数和(自身を除く): 209732724976

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 72421519, 144843038, 289686076, 579372152, 1158744304, 13832510129, 27665020258, 55330040516, 110660081032, 221320162064]

約数ペア:

[(1, 221320162064), (2, 110660081032), (4, 55330040516), (8, 27665020258), (16, 13832510129), (191, 1158744304), (382, 579372152), (764, 289686076), (1528, 144843038), (3056, 72421519)]