19464968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1621}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 38928000

約数和(自身を除く): 19463032

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 1621, 3002, 3242, 6004, 6484, 12008, 12968, 30799, 61598, 123196, 128059, 246392, 256118, 512236, 1024472, 2433121, 4866242, 9732484, 19464968]

約数ペア:

[(1, 19464968), (2, 9732484), (4, 4866242), (8, 2433121), (19, 1024472), (38, 512236), (76, 256118), (79, 246392), (152, 128059), (158, 123196), (316, 61598), (632, 30799), (1501, 12968), (1621, 12008), (3002, 6484), (3242, 6004)]