18295730

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 33948720

約数和(自身を除く): 15652990

約数列:

[1, 2, 5, 10, 61, 89, 122, 178, 305, 337, 445, 610, 674, 890, 1685, 3370, 5429, 10858, 20557, 27145, 29993, 41114, 54290, 59986, 102785, 149965, 205570, 299930, 1829573, 3659146, 9147865, 18295730]

約数ペア:

[(1, 18295730), (2, 9147865), (5, 3659146), (10, 1829573), (61, 299930), (89, 205570), (122, 149965), (178, 102785), (305, 59986), (337, 54290), (445, 41114), (610, 29993), (674, 27145), (890, 20557), (1685, 10858), (3370, 5429)]