20131990104

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{554417}}^1$

素因数の和:554532

約数の個数: 64

約数和(自身を含む): 53889429600

約数和(自身を除く): 33757439496

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 89, 102, 136, 178, 204, 267, 356, 408, 534, 712, 1068, 1513, 2136, 3026, 4539, 6052, 9078, 12104, 18156, 36312, 554417, 1108834, 1663251, 2217668, 3326502, 4435336, 6653004, 9425089, 13306008, 18850178, 28275267, 37700356, 49343113, 56550534, 75400712, 98686226, 113101068, 148029339, 197372452, 226202136, 296058678, 394744904, 592117356, 838832921, 1184234712, 1677665842, 2516498763, 3355331684, 5032997526, 6710663368, 10065995052, 20131990104]

約数ペア:

[(1, 20131990104), (2, 10065995052), (3, 6710663368), (4, 5032997526), (6, 3355331684), (8, 2516498763), (12, 1677665842), (17, 1184234712), (24, 838832921), (34, 592117356), (51, 394744904), (68, 296058678), (89, 226202136), (102, 197372452), (136, 148029339), (178, 113101068), (204, 98686226), (267, 75400712), (356, 56550534), (408, 49343113), (534, 37700356), (712, 28275267), (1068, 18850178), (1513, 13306008), (2136, 9425089), (3026, 6653004), (4539, 4435336), (6052, 3326502), (9078, 2217668), (12104, 1663251), (18156, 1108834), (36312, 554417)]