20448342

素因数分解:

$2^1\times 3^3\times {\mathrm{107}}^1\times {\mathrm{3539}}^1$

素因数の和:3657

約数の個数: 32

約数和(自身を含む): 45878400

約数和(自身を除く): 25430058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 107, 214, 321, 642, 963, 1926, 2889, 3539, 5778, 7078, 10617, 21234, 31851, 63702, 95553, 191106, 378673, 757346, 1136019, 2272038, 3408057, 6816114, 10224171, 20448342]

約数ペア:

[(1, 20448342), (2, 10224171), (3, 6816114), (6, 3408057), (9, 2272038), (18, 1136019), (27, 757346), (54, 378673), (107, 191106), (214, 95553), (321, 63702), (642, 31851), (963, 21234), (1926, 10617), (2889, 7078), (3539, 5778)]