20313522

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 45489600

約数和(自身を除く): 25176078

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 107, 159, 199, 214, 318, 321, 398, 477, 597, 642, 954, 963, 1194, 1791, 1926, 3582, 5671, 10547, 11342, 17013, 21094, 21293, 31641, 34026, 42586, 51039, 63282, 63879, 94923, 102078, 127758, 189846, 191637, 383274, 1128529, 2257058, 3385587, 6771174, 10156761, 20313522]

約数ペア:

[(1, 20313522), (2, 10156761), (3, 6771174), (6, 3385587), (9, 2257058), (18, 1128529), (53, 383274), (106, 191637), (107, 189846), (159, 127758), (199, 102078), (214, 94923), (318, 63879), (321, 63282), (398, 51039), (477, 42586), (597, 34026), (642, 31641), (954, 21293), (963, 21094), (1194, 17013), (1791, 11342), (1926, 10547), (3582, 5671)]