19716345

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 21651975

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 71, 85, 99, 121, 135, 153, 165, 187, 213, 255, 297, 355, 363, 459, 495, 561, 605, 639, 765, 781, 935, 1065, 1089, 1207, 1485, 1683, 1815, 1917, 2057, 2295, 2343, 2805, 3195, 3267, 3621, 3905, 5049, 5445, 6035, 6171, 7029, 8415, 8591, 9585, 10285, 10863, 11715, 13277, 16335, 18105, 18513, 21087, 25245, 25773, 30855, 32589, 35145, 39831, 42955, 54315, 55539, 66385, 77319, 92565, 105435, 119493, 128865, 146047, 162945, 199155, 231957, 277695, 358479, 386595, 438141, 597465, 730235, 1159785, 1314423, 1792395, 2190705, 3943269, 6572115, 19716345]

約数ペア:

[(1, 19716345), (3, 6572115), (5, 3943269), (9, 2190705), (11, 1792395), (15, 1314423), (17, 1159785), (27, 730235), (33, 597465), (45, 438141), (51, 386595), (55, 358479), (71, 277695), (85, 231957), (99, 199155), (121, 162945), (135, 146047), (153, 128865), (165, 119493), (187, 105435), (213, 92565), (255, 77319), (297, 66385), (355, 55539), (363, 54315), (459, 42955), (495, 39831), (561, 35145), (605, 32589), (639, 30855), (765, 25773), (781, 25245), (935, 21087), (1065, 18513), (1089, 18105), (1207, 16335), (1485, 13277), (1683, 11715), (1815, 10863), (1917, 10285), (2057, 9585), (2295, 8591), (2343, 8415), (2805, 7029), (3195, 6171), (3267, 6035), (3621, 5445), (3905, 5049)]