2189142

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 5157360

約数和(自身を除く): 2968218

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 173, 222, 333, 342, 346, 519, 666, 703, 1038, 1406, 1557, 2109, 3114, 3287, 4218, 6327, 6401, 6574, 9861, 12654, 12802, 19203, 19722, 29583, 38406, 57609, 59166, 115218, 121619, 243238, 364857, 729714, 1094571, 2189142]

約数ペア:

[(1, 2189142), (2, 1094571), (3, 729714), (6, 364857), (9, 243238), (18, 121619), (19, 115218), (37, 59166), (38, 57609), (57, 38406), (74, 29583), (111, 19722), (114, 19203), (171, 12802), (173, 12654), (222, 9861), (333, 6574), (342, 6401), (346, 6327), (519, 4218), (666, 3287), (703, 3114), (1038, 2109), (1406, 1557)]