388669928

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{134581}}^1$

素因数の和:134625

約数の個数: 24

約数和(自身を含む): 769136130

約数和(自身を除く): 380466202

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 134581, 269162, 538324, 1076648, 2557039, 5114078, 10228156, 20456312, 48583741, 97167482, 194334964, 388669928]

約数ペア:

[(1, 388669928), (2, 194334964), (4, 97167482), (8, 48583741), (19, 20456312), (38, 10228156), (76, 5114078), (152, 2557039), (361, 1076648), (722, 538324), (1444, 269162), (2888, 134581)]