20283378

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 42771456

約数和(自身を除く): 22488078

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 1427, 2369, 2854, 4281, 4738, 7107, 8562, 14214, 32821, 65642, 98463, 146981, 196926, 293962, 440943, 881886, 3380563, 6761126, 10141689, 20283378]

約数ペア:

[(1, 20283378), (2, 10141689), (3, 6761126), (6, 3380563), (23, 881886), (46, 440943), (69, 293962), (103, 196926), (138, 146981), (206, 98463), (309, 65642), (618, 32821), (1427, 14214), (2369, 8562), (2854, 7107), (4281, 4738)]