18986508

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 33268212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 53, 54, 62, 93, 106, 107, 108, 124, 159, 186, 212, 214, 279, 318, 321, 372, 428, 477, 558, 636, 642, 837, 954, 963, 1116, 1284, 1431, 1643, 1674, 1908, 1926, 2862, 2889, 3286, 3317, 3348, 3852, 4929, 5671, 5724, 5778, 6572, 6634, 9858, 9951, 11342, 11556, 13268, 14787, 17013, 19716, 19902, 22684, 29574, 29853, 34026, 39804, 44361, 51039, 59148, 59706, 68052, 88722, 89559, 102078, 119412, 153117, 175801, 177444, 179118, 204156, 306234, 351602, 358236, 527403, 612468, 703204, 1054806, 1582209, 2109612, 3164418, 4746627, 6328836, 9493254, 18986508]

約数ペア:

[(1, 18986508), (2, 9493254), (3, 6328836), (4, 4746627), (6, 3164418), (9, 2109612), (12, 1582209), (18, 1054806), (27, 703204), (31, 612468), (36, 527403), (53, 358236), (54, 351602), (62, 306234), (93, 204156), (106, 179118), (107, 177444), (108, 175801), (124, 153117), (159, 119412), (186, 102078), (212, 89559), (214, 88722), (279, 68052), (318, 59706), (321, 59148), (372, 51039), (428, 44361), (477, 39804), (558, 34026), (636, 29853), (642, 29574), (837, 22684), (954, 19902), (963, 19716), (1116, 17013), (1284, 14787), (1431, 13268), (1643, 11556), (1674, 11342), (1908, 9951), (1926, 9858), (2862, 6634), (2889, 6572), (3286, 5778), (3317, 5724), (3348, 5671), (3852, 4929)]