1981153088

素因数分解:

$2^6\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{1109}}^1$

素因数の和:1495

約数の個数: 56

約数和(自身を含む): 3987759360

約数和(自身を除く): 2006606272

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 206, 271, 412, 542, 824, 1084, 1109, 1648, 2168, 2218, 3296, 4336, 4436, 6592, 8672, 8872, 17344, 17744, 27913, 35488, 55826, 70976, 111652, 114227, 223304, 228454, 300539, 446608, 456908, 601078, 893216, 913816, 1202156, 1786432, 1827632, 2404312, 3655264, 4808624, 7310528, 9617248, 19234496, 30955517, 61911034, 123822068, 247644136, 495288272, 990576544, 1981153088]

約数ペア:

[(1, 1981153088), (2, 990576544), (4, 495288272), (8, 247644136), (16, 123822068), (32, 61911034), (64, 30955517), (103, 19234496), (206, 9617248), (271, 7310528), (412, 4808624), (542, 3655264), (824, 2404312), (1084, 1827632), (1109, 1786432), (1648, 1202156), (2168, 913816), (2218, 893216), (3296, 601078), (4336, 456908), (4436, 446608), (6592, 300539), (8672, 228454), (8872, 223304), (17344, 114227), (17744, 111652), (27913, 70976), (35488, 55826)]