20484065

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 30067200

約数和(自身を除く): 9583135

約数列:

[1, 5, 7, 17, 35, 85, 119, 173, 199, 595, 865, 995, 1211, 1393, 2941, 3383, 6055, 6965, 14705, 16915, 20587, 23681, 34427, 102935, 118405, 172135, 240989, 585259, 1204945, 2926295, 4096813, 20484065]

約数ペア:

[(1, 20484065), (5, 4096813), (7, 2926295), (17, 1204945), (35, 585259), (85, 240989), (119, 172135), (173, 118405), (199, 102935), (595, 34427), (865, 23681), (995, 20587), (1211, 16915), (1393, 14705), (2941, 6965), (3383, 6055)]