20698128

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 64415520

約数和(自身を除く): 43717392

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 73, 88, 99, 132, 144, 146, 176, 179, 198, 219, 264, 292, 358, 396, 438, 528, 537, 584, 657, 716, 792, 803, 876, 1074, 1168, 1314, 1432, 1584, 1606, 1611, 1752, 1969, 2148, 2409, 2628, 2864, 3212, 3222, 3504, 3938, 4296, 4818, 5256, 5907, 6424, 6444, 7227, 7876, 8592, 9636, 10512, 11814, 12848, 12888, 13067, 14454, 15752, 17721, 19272, 23628, 25776, 26134, 28908, 31504, 35442, 38544, 39201, 47256, 52268, 57816, 70884, 78402, 94512, 104536, 115632, 117603, 141768, 143737, 156804, 209072, 235206, 283536, 287474, 313608, 431211, 470412, 574948, 627216, 862422, 940824, 1149896, 1293633, 1724844, 1881648, 2299792, 2587266, 3449688, 5174532, 6899376, 10349064, 20698128]

約数ペア:

[(1, 20698128), (2, 10349064), (3, 6899376), (4, 5174532), (6, 3449688), (8, 2587266), (9, 2299792), (11, 1881648), (12, 1724844), (16, 1293633), (18, 1149896), (22, 940824), (24, 862422), (33, 627216), (36, 574948), (44, 470412), (48, 431211), (66, 313608), (72, 287474), (73, 283536), (88, 235206), (99, 209072), (132, 156804), (144, 143737), (146, 141768), (176, 117603), (179, 115632), (198, 104536), (219, 94512), (264, 78402), (292, 70884), (358, 57816), (396, 52268), (438, 47256), (528, 39201), (537, 38544), (584, 35442), (657, 31504), (716, 28908), (792, 26134), (803, 25776), (876, 23628), (1074, 19272), (1168, 17721), (1314, 15752), (1432, 14454), (1584, 13067), (1606, 12888), (1611, 12848), (1752, 11814), (1969, 10512), (2148, 9636), (2409, 8592), (2628, 7876), (2864, 7227), (3212, 6444), (3222, 6424), (3504, 5907), (3938, 5256), (4296, 4818)]