20598886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 38787840

約数和(自身を除く): 18188954

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 181, 362, 739, 1267, 1478, 1991, 2534, 3982, 5173, 8129, 10346, 13937, 16258, 27874, 56903, 113806, 133759, 267518, 936313, 1471349, 1872626, 2942698, 10299443, 20598886]

約数ペア:

[(1, 20598886), (2, 10299443), (7, 2942698), (11, 1872626), (14, 1471349), (22, 936313), (77, 267518), (154, 133759), (181, 113806), (362, 56903), (739, 27874), (1267, 16258), (1478, 13937), (1991, 10346), (2534, 8129), (3982, 5173)]