2019918136

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 3964464000

約数和(自身を除く): 1944545864

約数列:

[1, 2, 4, 8, 41, 79, 82, 137, 158, 164, 274, 316, 328, 548, 569, 632, 1096, 1138, 2276, 3239, 4552, 5617, 6478, 10823, 11234, 12956, 21646, 22468, 23329, 25912, 43292, 44936, 44951, 46658, 77953, 86584, 89902, 93316, 155906, 179804, 186632, 311812, 359608, 443743, 623624, 887486, 1774972, 1842991, 3196073, 3549944, 3685982, 6158287, 6392146, 7371964, 12316574, 12784292, 14743928, 24633148, 25568584, 49266296, 252489767, 504979534, 1009959068, 2019918136]

約数ペア:

[(1, 2019918136), (2, 1009959068), (4, 504979534), (8, 252489767), (41, 49266296), (79, 25568584), (82, 24633148), (137, 14743928), (158, 12784292), (164, 12316574), (274, 7371964), (316, 6392146), (328, 6158287), (548, 3685982), (569, 3549944), (632, 3196073), (1096, 1842991), (1138, 1774972), (2276, 887486), (3239, 623624), (4552, 443743), (5617, 359608), (6478, 311812), (10823, 186632), (11234, 179804), (12956, 155906), (21646, 93316), (22468, 89902), (23329, 86584), (25912, 77953), (43292, 46658), (44936, 44951)]