20291215385

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1100093}}^1$

素因数の和:1100153

約数の個数: 32

約数和(自身を含む): 30415398912

約数和(自身を除く): 10124183527

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 18445, 1100093, 5500465, 7700651, 18701581, 34102883, 38503255, 93507905, 130911067, 170514415, 238720181, 579749011, 654555335, 1193600905, 2898745055, 4058243077, 20291215385]

約数ペア:

[(1, 20291215385), (5, 4058243077), (7, 2898745055), (17, 1193600905), (31, 654555335), (35, 579749011), (85, 238720181), (119, 170514415), (155, 130911067), (217, 93507905), (527, 38503255), (595, 34102883), (1085, 18701581), (2635, 7700651), (3689, 5500465), (18445, 1100093)]