2018102528

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9941}}^1$

素因数の和:10031

約数の個数: 72

約数和(自身を含む): 4409754216

約数和(自身を除く): 2391651688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 256, 416, 488, 793, 832, 976, 1586, 1664, 1952, 3172, 3328, 3904, 6344, 7808, 9941, 12688, 15616, 19882, 25376, 39764, 50752, 79528, 101504, 129233, 159056, 203008, 258466, 318112, 516932, 606401, 636224, 1033864, 1212802, 1272448, 2067728, 2425604, 2544896, 4135456, 4851208, 7883213, 8270912, 9702416, 15766426, 16541824, 19404832, 31532852, 33083648, 38809664, 63065704, 77619328, 126131408, 155238656, 252262816, 504525632, 1009051264, 2018102528]

約数ペア:

[(1, 2018102528), (2, 1009051264), (4, 504525632), (8, 252262816), (13, 155238656), (16, 126131408), (26, 77619328), (32, 63065704), (52, 38809664), (61, 33083648), (64, 31532852), (104, 19404832), (122, 16541824), (128, 15766426), (208, 9702416), (244, 8270912), (256, 7883213), (416, 4851208), (488, 4135456), (793, 2544896), (832, 2425604), (976, 2067728), (1586, 1272448), (1664, 1212802), (1952, 1033864), (3172, 636224), (3328, 606401), (3904, 516932), (6344, 318112), (7808, 258466), (9941, 203008), (12688, 159056), (15616, 129233), (19882, 101504), (25376, 79528), (39764, 50752)]