20145803795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{98737}}^1$

素因数の和:98871

約数の個数: 32

約数和(自身を含む): 27005237952

約数和(自身を除く): 6859434157

約数列:

[1, 5, 13, 43, 65, 73, 215, 365, 559, 949, 2795, 3139, 4745, 15695, 40807, 98737, 204035, 493685, 1283581, 4245691, 6417905, 7207801, 21228455, 36039005, 55193983, 93701413, 275969915, 309935443, 468507065, 1549677215, 4029160759, 20145803795]

約数ペア:

[(1, 20145803795), (5, 4029160759), (13, 1549677215), (43, 468507065), (65, 309935443), (73, 275969915), (215, 93701413), (365, 55193983), (559, 36039005), (949, 21228455), (2795, 7207801), (3139, 6417905), (4745, 4245691), (15695, 1283581), (40807, 493685), (98737, 204035)]