19028823

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 30643200

約数和(自身を除く): 11614377

約数列:

[1, 3, 11, 19, 31, 33, 57, 89, 93, 121, 209, 267, 341, 363, 589, 627, 979, 1023, 1691, 1767, 2299, 2759, 2937, 3751, 5073, 6479, 6897, 8277, 10769, 11253, 18601, 19437, 30349, 32307, 52421, 55803, 71269, 91047, 157263, 204611, 213807, 333839, 576631, 613833, 1001517, 1729893, 6342941, 19028823]

約数ペア:

[(1, 19028823), (3, 6342941), (11, 1729893), (19, 1001517), (31, 613833), (33, 576631), (57, 333839), (89, 213807), (93, 204611), (121, 157263), (209, 91047), (267, 71269), (341, 55803), (363, 52421), (589, 32307), (627, 30349), (979, 19437), (1023, 18601), (1691, 11253), (1767, 10769), (2299, 8277), (2759, 6897), (2937, 6479), (3751, 5073)]