3988784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{13121}}^1$

素因数の和:13148

約数の個数: 20

約数和(自身を含む): 8135640

約数和(自身を除く): 4146856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 13121, 26242, 52484, 104968, 209936, 249299, 498598, 997196, 1994392, 3988784]

約数ペア:

[(1, 3988784), (2, 1994392), (4, 997196), (8, 498598), (16, 249299), (19, 209936), (38, 104968), (76, 52484), (152, 26242), (304, 13121)]