19160955

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 41713056

約数和(自身を除く): 22552101

約数列:

[1, 3, 5, 9, 11, 15, 17, 23, 27, 33, 45, 51, 55, 69, 81, 85, 99, 115, 121, 135, 153, 165, 187, 207, 253, 255, 297, 345, 363, 391, 405, 459, 495, 561, 605, 621, 759, 765, 891, 935, 1035, 1089, 1173, 1265, 1377, 1485, 1683, 1815, 1863, 1955, 2057, 2277, 2295, 2783, 2805, 3105, 3267, 3519, 3795, 4301, 4455, 5049, 5445, 5865, 6171, 6831, 6885, 8349, 8415, 9315, 9801, 10285, 10557, 11385, 12903, 13915, 15147, 16335, 17595, 18513, 20493, 21505, 25047, 25245, 30855, 31671, 34155, 38709, 41745, 47311, 49005, 52785, 55539, 64515, 75141, 75735, 92565, 102465, 116127, 125235, 141933, 158355, 166617, 193545, 225423, 236555, 277695, 348381, 375705, 425799, 580635, 709665, 833085, 1127115, 1277397, 1741905, 2128995, 3832191, 6386985, 19160955]

約数ペア:

[(1, 19160955), (3, 6386985), (5, 3832191), (9, 2128995), (11, 1741905), (15, 1277397), (17, 1127115), (23, 833085), (27, 709665), (33, 580635), (45, 425799), (51, 375705), (55, 348381), (69, 277695), (81, 236555), (85, 225423), (99, 193545), (115, 166617), (121, 158355), (135, 141933), (153, 125235), (165, 116127), (187, 102465), (207, 92565), (253, 75735), (255, 75141), (297, 64515), (345, 55539), (363, 52785), (391, 49005), (405, 47311), (459, 41745), (495, 38709), (561, 34155), (605, 31671), (621, 30855), (759, 25245), (765, 25047), (891, 21505), (935, 20493), (1035, 18513), (1089, 17595), (1173, 16335), (1265, 15147), (1377, 13915), (1485, 12903), (1683, 11385), (1815, 10557), (1863, 10285), (1955, 9801), (2057, 9315), (2277, 8415), (2295, 8349), (2783, 6885), (2805, 6831), (3105, 6171), (3267, 5865), (3519, 5445), (3795, 5049), (4301, 4455)]