20153193608

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{409}}^1\times {\mathrm{463}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 38831788800

約数和(自身を除く): 18678595192

約数列:

[1, 2, 4, 8, 53, 106, 212, 251, 409, 424, 463, 502, 818, 926, 1004, 1636, 1852, 2008, 3272, 3704, 13303, 21677, 24539, 26606, 43354, 49078, 53212, 86708, 98156, 102659, 106424, 116213, 173416, 189367, 196312, 205318, 232426, 378734, 410636, 464852, 757468, 821272, 929704, 1514936, 5440927, 6159289, 10036451, 10881854, 12318578, 20072902, 21763708, 24637156, 40145804, 43527416, 47531117, 49274312, 80291608, 95062234, 190124468, 380248936, 2519149201, 5038298402, 10076596804, 20153193608]

約数ペア:

[(1, 20153193608), (2, 10076596804), (4, 5038298402), (8, 2519149201), (53, 380248936), (106, 190124468), (212, 95062234), (251, 80291608), (409, 49274312), (424, 47531117), (463, 43527416), (502, 40145804), (818, 24637156), (926, 21763708), (1004, 20072902), (1636, 12318578), (1852, 10881854), (2008, 10036451), (3272, 6159289), (3704, 5440927), (13303, 1514936), (21677, 929704), (24539, 821272), (26606, 757468), (43354, 464852), (49078, 410636), (53212, 378734), (86708, 232426), (98156, 205318), (102659, 196312), (106424, 189367), (116213, 173416)]