20381601

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{3271}}^1$

素因数の和:3372

約数の個数: 16

約数和(自身を含む): 28479488

約数和(自身を除く): 8097887

約数列:

[1, 3, 31, 67, 93, 201, 2077, 3271, 6231, 9813, 101401, 219157, 304203, 657471, 6793867, 20381601]

約数ペア:

[(1, 20381601), (3, 6793867), (31, 657471), (67, 304203), (93, 219157), (201, 101401), (2077, 9813), (3271, 6231)]