20797302995

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3690737}}^1$

素因数の和:3690779

約数の個数: 24

約数和(自身を含む): 30293577504

約数和(自身を除く): 9496274509

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5635, 3690737, 18453685, 25835159, 84886951, 129175795, 180846113, 424434755, 594208657, 904230565, 2971043285, 4159460599, 20797302995]

約数ペア:

[(1, 20797302995), (5, 4159460599), (7, 2971043285), (23, 904230565), (35, 594208657), (49, 424434755), (115, 180846113), (161, 129175795), (245, 84886951), (805, 25835159), (1127, 18453685), (5635, 3690737)]