18217746848

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{159157}}^1$

素因数の和:159254

約数の個数: 72

約数和(自身を含む): 42293691972

約数和(自身を除く): 24075945124

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 196, 224, 292, 392, 511, 584, 784, 1022, 1168, 1568, 2044, 2336, 3577, 4088, 7154, 8176, 14308, 16352, 28616, 57232, 114464, 159157, 318314, 636628, 1114099, 1273256, 2228198, 2546512, 4456396, 5093024, 7798693, 8912792, 11618461, 15597386, 17825584, 23236922, 31194772, 35651168, 46473844, 62389544, 81329227, 92947688, 124779088, 162658454, 185895376, 249558176, 325316908, 371790752, 569304589, 650633816, 1138609178, 1301267632, 2277218356, 2602535264, 4554436712, 9108873424, 18217746848]

約数ペア:

[(1, 18217746848), (2, 9108873424), (4, 4554436712), (7, 2602535264), (8, 2277218356), (14, 1301267632), (16, 1138609178), (28, 650633816), (32, 569304589), (49, 371790752), (56, 325316908), (73, 249558176), (98, 185895376), (112, 162658454), (146, 124779088), (196, 92947688), (224, 81329227), (292, 62389544), (392, 46473844), (511, 35651168), (584, 31194772), (784, 23236922), (1022, 17825584), (1168, 15597386), (1568, 11618461), (2044, 8912792), (2336, 7798693), (3577, 5093024), (4088, 4456396), (7154, 2546512), (8176, 2228198), (14308, 1273256), (16352, 1114099), (28616, 636628), (57232, 318314), (114464, 159157)]