18901042

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{977}}^1$

素因数の和:1565

約数の個数: 16

約数和(自身を含む): 30102840

約数和(自身を除く): 11201798

約数列:

[1, 2, 17, 34, 569, 977, 1138, 1954, 9673, 16609, 19346, 33218, 555913, 1111826, 9450521, 18901042]

約数ペア:

[(1, 18901042), (2, 9450521), (17, 1111826), (34, 555913), (569, 33218), (977, 19346), (1138, 16609), (1954, 9673)]