1900971512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{21601949}}^1$

素因数の和:21601966

約数の個数: 16

約数和(自身を含む): 3888351000

約数和(自身を除く): 1987379488

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 21601949, 43203898, 86407796, 172815592, 237621439, 475242878, 950485756, 1900971512]

約数ペア:

[(1, 1900971512), (2, 950485756), (4, 475242878), (8, 237621439), (11, 172815592), (22, 86407796), (44, 43203898), (88, 21601949)]