20168163608

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1\times {\mathrm{461}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 38932185600

約数和(自身を除く): 18764021992

約数列:

[1, 2, 4, 8, 47, 94, 188, 307, 376, 379, 461, 614, 758, 922, 1228, 1516, 1844, 2456, 3032, 3688, 14429, 17813, 21667, 28858, 35626, 43334, 57716, 71252, 86668, 115432, 116353, 141527, 142504, 173336, 174719, 232706, 283054, 349438, 465412, 566108, 698876, 930824, 1132216, 1397752, 5468591, 6651769, 8211793, 10937182, 13303538, 16423586, 21874364, 26607076, 32847172, 43748728, 53214152, 53638733, 65694344, 107277466, 214554932, 429109864, 2521020451, 5042040902, 10084081804, 20168163608]

約数ペア:

[(1, 20168163608), (2, 10084081804), (4, 5042040902), (8, 2521020451), (47, 429109864), (94, 214554932), (188, 107277466), (307, 65694344), (376, 53638733), (379, 53214152), (461, 43748728), (614, 32847172), (758, 26607076), (922, 21874364), (1228, 16423586), (1516, 13303538), (1844, 10937182), (2456, 8211793), (3032, 6651769), (3688, 5468591), (14429, 1397752), (17813, 1132216), (21667, 930824), (28858, 698876), (35626, 566108), (43334, 465412), (57716, 349438), (71252, 283054), (86668, 232706), (115432, 174719), (116353, 173336), (141527, 142504)]