17966975020

素因数分解:

$2^2\times 5^1\times {\mathrm{71713}}^1\times {\mathrm{12527}}^1$

素因数の和:84249

約数の個数: 24

約数和(自身を含む): 37734185664

約数和(自身を除く): 19767210644

約数列:

[1, 2, 4, 5, 10, 20, 12527, 25054, 50108, 62635, 71713, 125270, 143426, 250540, 286852, 358565, 717130, 1434260, 898348751, 1796697502, 3593395004, 4491743755, 8983487510, 17966975020]

約数ペア:

[(1, 17966975020), (2, 8983487510), (4, 4491743755), (5, 3593395004), (10, 1796697502), (20, 898348751), (12527, 1434260), (25054, 717130), (50108, 358565), (62635, 286852), (71713, 250540), (125270, 143426)]