19951246

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 35720640

約数和(自身を除く): 15769394

約数列:

[1, 2, 7, 14, 29, 58, 157, 203, 313, 314, 406, 626, 1099, 2191, 2198, 4382, 4553, 9077, 9106, 18154, 31871, 49141, 63539, 63742, 98282, 127078, 343987, 687974, 1425089, 2850178, 9975623, 19951246]

約数ペア:

[(1, 19951246), (2, 9975623), (7, 2850178), (14, 1425089), (29, 687974), (58, 343987), (157, 127078), (203, 98282), (313, 63742), (314, 63539), (406, 49141), (626, 31871), (1099, 18154), (2191, 9106), (2198, 9077), (4382, 4553)]