20199562112

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{488573}}^1$

素因数の和:488623

約数の個数: 64

約数和(自身を含む): 44851093200

約数和(自身を除く): 24651531088

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 5168, 10336, 20672, 41344, 488573, 977146, 1954292, 3908584, 7817168, 8305741, 9282887, 15634336, 16611482, 18565774, 31268672, 33222964, 37131548, 62537344, 66445928, 74263096, 132891856, 148526192, 157809079, 265783712, 297052384, 315618158, 531567424, 594104768, 631236316, 1063134848, 1188209536, 1262472632, 2524945264, 5049890528, 10099781056, 20199562112]

約数ペア:

[(1, 20199562112), (2, 10099781056), (4, 5049890528), (8, 2524945264), (16, 1262472632), (17, 1188209536), (19, 1063134848), (32, 631236316), (34, 594104768), (38, 531567424), (64, 315618158), (68, 297052384), (76, 265783712), (128, 157809079), (136, 148526192), (152, 132891856), (272, 74263096), (304, 66445928), (323, 62537344), (544, 37131548), (608, 33222964), (646, 31268672), (1088, 18565774), (1216, 16611482), (1292, 15634336), (2176, 9282887), (2432, 8305741), (2584, 7817168), (5168, 3908584), (10336, 1954292), (20672, 977146), (41344, 488573)]