20087556

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 49628544

約数和(自身を除く): 29540988

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 997, 1679, 1994, 2991, 3358, 3988, 5037, 5982, 6716, 10074, 11964, 20148, 22931, 45862, 68793, 72781, 91724, 137586, 145562, 218343, 275172, 291124, 436686, 873372, 1673963, 3347926, 5021889, 6695852, 10043778, 20087556]

約数ペア:

[(1, 20087556), (2, 10043778), (3, 6695852), (4, 5021889), (6, 3347926), (12, 1673963), (23, 873372), (46, 436686), (69, 291124), (73, 275172), (92, 218343), (138, 145562), (146, 137586), (219, 91724), (276, 72781), (292, 68793), (438, 45862), (876, 22931), (997, 20148), (1679, 11964), (1994, 10074), (2991, 6716), (3358, 5982), (3988, 5037)]