18889024256

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{13183}}^1$

素因数の和:13421

約数の個数: 72

約数和(自身を含む): 39209479680

約数和(自身を除く): 20320455424

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 193, 232, 256, 386, 464, 772, 928, 1544, 1856, 3088, 3712, 5597, 6176, 7424, 11194, 12352, 13183, 22388, 24704, 26366, 44776, 49408, 52732, 89552, 105464, 179104, 210928, 358208, 382307, 421856, 716416, 764614, 843712, 1432832, 1529228, 1687424, 2544319, 3058456, 3374848, 5088638, 6116912, 10177276, 12233824, 20354552, 24467648, 40709104, 48935296, 73785251, 81418208, 97870592, 147570502, 162836416, 295141004, 325672832, 590282008, 651345664, 1180564016, 2361128032, 4722256064, 9444512128, 18889024256]

約数ペア:

[(1, 18889024256), (2, 9444512128), (4, 4722256064), (8, 2361128032), (16, 1180564016), (29, 651345664), (32, 590282008), (58, 325672832), (64, 295141004), (116, 162836416), (128, 147570502), (193, 97870592), (232, 81418208), (256, 73785251), (386, 48935296), (464, 40709104), (772, 24467648), (928, 20354552), (1544, 12233824), (1856, 10177276), (3088, 6116912), (3712, 5088638), (5597, 3374848), (6176, 3058456), (7424, 2544319), (11194, 1687424), (12352, 1529228), (13183, 1432832), (22388, 843712), (24704, 764614), (26366, 716416), (44776, 421856), (49408, 382307), (52732, 358208), (89552, 210928), (105464, 179104)]