1328464

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1051}}^1$

素因数の和:1138

約数の個数: 20

約数和(自身を含む): 2608960

約数和(自身を除く): 1280496

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1051, 1264, 2102, 4204, 8408, 16816, 83029, 166058, 332116, 664232, 1328464]

約数ペア:

[(1, 1328464), (2, 664232), (4, 332116), (8, 166058), (16, 83029), (79, 16816), (158, 8408), (316, 4204), (632, 2102), (1051, 1264)]