163621678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1693}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 281014272

約数和(自身を除く): 117392594

約数列:

[1, 2, 11, 22, 23, 46, 191, 253, 382, 506, 1693, 2101, 3386, 4202, 4393, 8786, 18623, 37246, 38939, 48323, 77878, 96646, 323363, 428329, 646726, 856658, 3556993, 7113986, 7437349, 14874698, 81810839, 163621678]

約数ペア:

[(1, 163621678), (2, 81810839), (11, 14874698), (22, 7437349), (23, 7113986), (46, 3556993), (191, 856658), (253, 646726), (382, 428329), (506, 323363), (1693, 96646), (2101, 77878), (3386, 48323), (4202, 38939), (4393, 37246), (8786, 18623)]