19387892

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 35270760

約数和(自身を除く): 15882868

約数列:

[1, 2, 4, 29, 58, 116, 397, 421, 794, 842, 1588, 1684, 11513, 12209, 23026, 24418, 46052, 48836, 167137, 334274, 668548, 4846973, 9693946, 19387892]

約数ペア:

[(1, 19387892), (2, 9693946), (4, 4846973), (29, 668548), (58, 334274), (116, 167137), (397, 48836), (421, 46052), (794, 24418), (842, 23026), (1588, 12209), (1684, 11513)]