20117142

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27259}}^1$

素因数の和:27308

約数の個数: 24

約数和(自身を含む): 44651880

約数和(自身を除く): 24534738

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27259, 54518, 81777, 163554, 245331, 490662, 1117619, 2235238, 3352857, 6705714, 10058571, 20117142]

約数ペア:

[(1, 20117142), (2, 10058571), (3, 6705714), (6, 3352857), (9, 2235238), (18, 1117619), (41, 490662), (82, 245331), (123, 163554), (246, 81777), (369, 54518), (738, 27259)]