18138560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5153}}^1$

素因数の和:5181

約数の個数: 56

約数和(自身を含む): 47128176

約数和(自身を除く): 28989616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5153, 10306, 20612, 25765, 41224, 51530, 56683, 82448, 103060, 113366, 164896, 206120, 226732, 283415, 329792, 412240, 453464, 566830, 824480, 906928, 1133660, 1648960, 1813856, 2267320, 3627712, 4534640, 9069280, 18138560]

約数ペア:

[(1, 18138560), (2, 9069280), (4, 4534640), (5, 3627712), (8, 2267320), (10, 1813856), (11, 1648960), (16, 1133660), (20, 906928), (22, 824480), (32, 566830), (40, 453464), (44, 412240), (55, 329792), (64, 283415), (80, 226732), (88, 206120), (110, 164896), (160, 113366), (176, 103060), (220, 82448), (320, 56683), (352, 51530), (440, 41224), (704, 25765), (880, 20612), (1760, 10306), (3520, 5153)]