19813108

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1453}}^1$

素因数の和:1951

約数の個数: 24

約数和(自身を含む): 39734912

約数和(自身を除く): 19921804

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1453, 1948, 2906, 3409, 5812, 6818, 10171, 13636, 20342, 40684, 707611, 1415222, 2830444, 4953277, 9906554, 19813108]

約数ペア:

[(1, 19813108), (2, 9906554), (4, 4953277), (7, 2830444), (14, 1415222), (28, 707611), (487, 40684), (974, 20342), (1453, 13636), (1948, 10171), (2906, 6818), (3409, 5812)]