18849038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9931}}^1$

素因数の和:10019

約数の個数: 16

約数和(自身を含む): 30868656

約数和(自身を除く): 12019618

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9931, 19862, 129103, 258206, 724963, 1449926, 9424519, 18849038]

約数ペア:

[(1, 18849038), (2, 9424519), (13, 1449926), (26, 724963), (73, 258206), (146, 129103), (949, 19862), (1898, 9931)]