19992012135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{769}}^1\times {\mathrm{4801}}^1$

素因数の和:5616

約数の個数: 48

約数和(自身を含む): 33810305760

約数和(自身を除く): 13818293625

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 361, 769, 1083, 1805, 2307, 3845, 4801, 5415, 11535, 14403, 14611, 24005, 43833, 72015, 73055, 91219, 219165, 273657, 277609, 456095, 832827, 1368285, 1388045, 1733161, 3691969, 4164135, 5199483, 8665805, 11075907, 18459845, 25997415, 55379535, 70147411, 210442233, 350737055, 1052211165, 1332800809, 3998402427, 6664004045, 19992012135]

約数ペア:

[(1, 19992012135), (3, 6664004045), (5, 3998402427), (15, 1332800809), (19, 1052211165), (57, 350737055), (95, 210442233), (285, 70147411), (361, 55379535), (769, 25997415), (1083, 18459845), (1805, 11075907), (2307, 8665805), (3845, 5199483), (4801, 4164135), (5415, 3691969), (11535, 1733161), (14403, 1388045), (14611, 1368285), (24005, 832827), (43833, 456095), (72015, 277609), (73055, 273657), (91219, 219165)]