16820838

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{3943}}^1$

素因数の和:4033

約数の個数: 32

約数和(自身を含む): 37862400

約数和(自身を除く): 21041562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 2133, 3943, 4266, 7886, 11829, 23658, 35487, 70974, 106461, 212922, 311497, 622994, 934491, 1868982, 2803473, 5606946, 8410419, 16820838]

約数ペア:

[(1, 16820838), (2, 8410419), (3, 5606946), (6, 2803473), (9, 1868982), (18, 934491), (27, 622994), (54, 311497), (79, 212922), (158, 106461), (237, 70974), (474, 35487), (711, 23658), (1422, 11829), (2133, 7886), (3943, 4266)]