19449832

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 37429920

約数和(自身を除く): 17980088

約数列:

[1, 2, 4, 8, 67, 131, 134, 262, 268, 277, 524, 536, 554, 1048, 1108, 2216, 8777, 17554, 18559, 35108, 36287, 37118, 70216, 72574, 74236, 145148, 148472, 290296, 2431229, 4862458, 9724916, 19449832]

約数ペア:

[(1, 19449832), (2, 9724916), (4, 4862458), (8, 2431229), (67, 290296), (131, 148472), (134, 145148), (262, 74236), (268, 72574), (277, 70216), (524, 37118), (536, 36287), (554, 35108), (1048, 18559), (1108, 17554), (2216, 8777)]