72420172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{86627}}^1$

素因数の和:86661

約数の個数: 24

約数和(自身を含む): 145535040

約数和(自身を除く): 73114868

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 86627, 173254, 346508, 952897, 1645913, 1905794, 3291826, 3811588, 6583652, 18105043, 36210086, 72420172]

約数ペア:

[(1, 72420172), (2, 36210086), (4, 18105043), (11, 6583652), (19, 3811588), (22, 3291826), (38, 1905794), (44, 1645913), (76, 952897), (209, 346508), (418, 173254), (836, 86627)]