18743390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 16715170

約数列:

[1, 2, 5, 10, 23, 46, 115, 227, 230, 359, 454, 718, 1135, 1795, 2270, 3590, 5221, 8257, 10442, 16514, 26105, 41285, 52210, 81493, 82570, 162986, 407465, 814930, 1874339, 3748678, 9371695, 18743390]

約数ペア:

[(1, 18743390), (2, 9371695), (5, 3748678), (10, 1874339), (23, 814930), (46, 407465), (115, 162986), (227, 82570), (230, 81493), (359, 52210), (454, 41285), (718, 26105), (1135, 16514), (1795, 10442), (2270, 8257), (3590, 5221)]