1993538

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:313

約数の個数: 16

約数和(自身を含む): 3084480

約数和(自身を除く): 1090942

約数列:

[1, 2, 71, 101, 139, 142, 202, 278, 7171, 9869, 14039, 14342, 19738, 28078, 996769, 1993538]

約数ペア:

[(1, 1993538), (2, 996769), (71, 28078), (101, 19738), (139, 14342), (142, 14039), (202, 9869), (278, 7171)]