19515822

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1373}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 41154048

約数和(自身を除く): 21638226

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 1373, 2369, 2746, 4119, 4738, 7107, 8238, 14214, 31579, 63158, 94737, 141419, 189474, 282838, 424257, 848514, 3252637, 6505274, 9757911, 19515822]

約数ペア:

[(1, 19515822), (2, 9757911), (3, 6505274), (6, 3252637), (23, 848514), (46, 424257), (69, 282838), (103, 189474), (138, 141419), (206, 94737), (309, 63158), (618, 31579), (1373, 14214), (2369, 8238), (2746, 7107), (4119, 4738)]