18701433

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 28329600

約数和(自身を除く): 9628167

約数列:

[1, 3, 9, 29, 79, 87, 237, 261, 711, 907, 2291, 2721, 6873, 8163, 20619, 26303, 71653, 78909, 214959, 236727, 644877, 2077937, 6233811, 18701433]

約数ペア:

[(1, 18701433), (3, 6233811), (9, 2077937), (29, 644877), (79, 236727), (87, 214959), (237, 78909), (261, 71653), (711, 26303), (907, 20619), (2291, 8163), (2721, 6873)]