19656852

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 48287232

約数和(自身を除く): 28630380

約数列:

[1, 2, 3, 4, 6, 12, 31, 53, 62, 93, 106, 124, 159, 186, 212, 318, 372, 636, 997, 1643, 1994, 2991, 3286, 3988, 4929, 5982, 6572, 9858, 11964, 19716, 30907, 52841, 61814, 92721, 105682, 123628, 158523, 185442, 211364, 317046, 370884, 634092, 1638071, 3276142, 4914213, 6552284, 9828426, 19656852]

約数ペア:

[(1, 19656852), (2, 9828426), (3, 6552284), (4, 4914213), (6, 3276142), (12, 1638071), (31, 634092), (53, 370884), (62, 317046), (93, 211364), (106, 185442), (124, 158523), (159, 123628), (186, 105682), (212, 92721), (318, 61814), (372, 52841), (636, 30907), (997, 19716), (1643, 11964), (1994, 9858), (2991, 6572), (3286, 5982), (3988, 4929)]