18393551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 21107328

約数和(自身を除く): 2713777

約数列:

[1, 11, 37, 43, 407, 473, 1051, 1591, 11561, 17501, 38887, 45193, 427757, 497123, 1672141, 18393551]

約数ペア:

[(1, 18393551), (11, 1672141), (37, 497123), (43, 427757), (407, 45193), (473, 38887), (1051, 17501), (1591, 11561)]