20866242

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1303}}^1$

素因数の和:1482

約数の個数: 32

約数和(自身を含む): 44502912

約数和(自身を除く): 23636670

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 157, 314, 471, 942, 1303, 2606, 2669, 3909, 5338, 7818, 8007, 16014, 22151, 44302, 66453, 132906, 204571, 409142, 613713, 1227426, 3477707, 6955414, 10433121, 20866242]

約数ペア:

[(1, 20866242), (2, 10433121), (3, 6955414), (6, 3477707), (17, 1227426), (34, 613713), (51, 409142), (102, 204571), (157, 132906), (314, 66453), (471, 44302), (942, 22151), (1303, 16014), (2606, 8007), (2669, 7818), (3909, 5338)]