19208105

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 27869184

約数和(自身を除く): 8661079

約数列:

[1, 5, 7, 23, 35, 107, 115, 161, 223, 535, 749, 805, 1115, 1561, 2461, 3745, 5129, 7805, 12305, 17227, 23861, 25645, 35903, 86135, 119305, 167027, 179515, 548803, 835135, 2744015, 3841621, 19208105]

約数ペア:

[(1, 19208105), (5, 3841621), (7, 2744015), (23, 835135), (35, 548803), (107, 179515), (115, 167027), (161, 119305), (223, 86135), (535, 35903), (749, 25645), (805, 23861), (1115, 17227), (1561, 12305), (2461, 7805), (3745, 5129)]