20163729888

素因数分解:

$2^5\times 3^2\times {\mathrm{97}}^1\times {\mathrm{721783}}^1$

素因数の和:721896

約数の個数: 72

約数和(自身を含む): 57931827408

約数和(自身を除く): 37768097520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 97, 144, 194, 288, 291, 388, 582, 776, 873, 1164, 1552, 1746, 2328, 3104, 3492, 4656, 6984, 9312, 13968, 27936, 721783, 1443566, 2165349, 2887132, 4330698, 5774264, 6496047, 8661396, 11548528, 12992094, 17322792, 23097056, 25984188, 34645584, 51968376, 69291168, 70012951, 103936752, 140025902, 207873504, 210038853, 280051804, 420077706, 560103608, 630116559, 840155412, 1120207216, 1260233118, 1680310824, 2240414432, 2520466236, 3360621648, 5040932472, 6721243296, 10081864944, 20163729888]

約数ペア:

[(1, 20163729888), (2, 10081864944), (3, 6721243296), (4, 5040932472), (6, 3360621648), (8, 2520466236), (9, 2240414432), (12, 1680310824), (16, 1260233118), (18, 1120207216), (24, 840155412), (32, 630116559), (36, 560103608), (48, 420077706), (72, 280051804), (96, 210038853), (97, 207873504), (144, 140025902), (194, 103936752), (288, 70012951), (291, 69291168), (388, 51968376), (582, 34645584), (776, 25984188), (873, 23097056), (1164, 17322792), (1552, 12992094), (1746, 11548528), (2328, 8661396), (3104, 6496047), (3492, 5774264), (4656, 4330698), (6984, 2887132), (9312, 2165349), (13968, 1443566), (27936, 721783)]