18905328

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10099}}^1$

素因数の和:10126

約数の個数: 60

約数和(自身を含む): 56984200

約数和(自身を除く): 38078872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10099, 20198, 30297, 40396, 60594, 80792, 90891, 121188, 131287, 161584, 181782, 242376, 262574, 363564, 393861, 484752, 525148, 727128, 787722, 1050296, 1181583, 1454256, 1575444, 2100592, 2363166, 3150888, 4726332, 6301776, 9452664, 18905328]

約数ペア:

[(1, 18905328), (2, 9452664), (3, 6301776), (4, 4726332), (6, 3150888), (8, 2363166), (9, 2100592), (12, 1575444), (13, 1454256), (16, 1181583), (18, 1050296), (24, 787722), (26, 727128), (36, 525148), (39, 484752), (48, 393861), (52, 363564), (72, 262574), (78, 242376), (104, 181782), (117, 161584), (144, 131287), (156, 121188), (208, 90891), (234, 80792), (312, 60594), (468, 40396), (624, 30297), (936, 20198), (1872, 10099)]