18742295

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2383}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 26634048

約数和(自身を除く): 7891753

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 2383, 7865, 11915, 26213, 30979, 131065, 154895, 288343, 340769, 1441715, 1703845, 3748459, 18742295]

約数ペア:

[(1, 18742295), (5, 3748459), (11, 1703845), (13, 1441715), (55, 340769), (65, 288343), (121, 154895), (143, 131065), (605, 30979), (715, 26213), (1573, 11915), (2383, 7865)]