19812108

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{3121}}^1$

素因数の和:3174

約数の個数: 36

約数和(自身を含む): 48341048

約数和(自身を除く): 28528940

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 529, 1058, 1587, 2116, 3121, 3174, 6242, 6348, 9363, 12484, 18726, 37452, 71783, 143566, 215349, 287132, 430698, 861396, 1651009, 3302018, 4953027, 6604036, 9906054, 19812108]

約数ペア:

[(1, 19812108), (2, 9906054), (3, 6604036), (4, 4953027), (6, 3302018), (12, 1651009), (23, 861396), (46, 430698), (69, 287132), (92, 215349), (138, 143566), (276, 71783), (529, 37452), (1058, 18726), (1587, 12484), (2116, 9363), (3121, 6348), (3174, 6242)]