12187978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4229}}^1$

素因数の和:4373

約数の個数: 16

約数和(自身を含む): 20100960

約数和(自身を除く): 7912982

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 4229, 8458, 46519, 93038, 553999, 1107998, 6093989, 12187978]

約数ペア:

[(1, 12187978), (2, 6093989), (11, 1107998), (22, 553999), (131, 93038), (262, 46519), (1441, 8458), (2882, 4229)]