19722096

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:731

約数の個数: 80

約数和(自身を含む): 57496320

約数和(自身を除く): 37774224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 108, 142, 144, 213, 216, 284, 426, 432, 568, 639, 643, 852, 1136, 1278, 1286, 1704, 1917, 1929, 2556, 2572, 3408, 3834, 3858, 5112, 5144, 5787, 7668, 7716, 10224, 10288, 11574, 15336, 15432, 17361, 23148, 30672, 30864, 34722, 45653, 46296, 69444, 91306, 92592, 136959, 138888, 182612, 273918, 277776, 365224, 410877, 547836, 730448, 821754, 1095672, 1232631, 1643508, 2191344, 2465262, 3287016, 4930524, 6574032, 9861048, 19722096]

約数ペア:

[(1, 19722096), (2, 9861048), (3, 6574032), (4, 4930524), (6, 3287016), (8, 2465262), (9, 2191344), (12, 1643508), (16, 1232631), (18, 1095672), (24, 821754), (27, 730448), (36, 547836), (48, 410877), (54, 365224), (71, 277776), (72, 273918), (108, 182612), (142, 138888), (144, 136959), (213, 92592), (216, 91306), (284, 69444), (426, 46296), (432, 45653), (568, 34722), (639, 30864), (643, 30672), (852, 23148), (1136, 17361), (1278, 15432), (1286, 15336), (1704, 11574), (1917, 10288), (1929, 10224), (2556, 7716), (2572, 7668), (3408, 5787), (3834, 5144), (3858, 5112)]