19469648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110623}}^1$

素因数の和:110642

約数の個数: 20

約数和(自身を含む): 41152128

約数和(自身を除く): 21682480

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110623, 221246, 442492, 884984, 1216853, 1769968, 2433706, 4867412, 9734824, 19469648]

約数ペア:

[(1, 19469648), (2, 9734824), (4, 4867412), (8, 2433706), (11, 1769968), (16, 1216853), (22, 884984), (44, 442492), (88, 221246), (176, 110623)]