16438838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 11865802

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 311, 494, 622, 1391, 2033, 2782, 4043, 4066, 5909, 8086, 11818, 26429, 33277, 52858, 66554, 76817, 153634, 432601, 632263, 865202, 1264526, 8219419, 16438838]

約数ペア:

[(1, 16438838), (2, 8219419), (13, 1264526), (19, 865202), (26, 632263), (38, 432601), (107, 153634), (214, 76817), (247, 66554), (311, 52858), (494, 33277), (622, 26429), (1391, 11818), (2033, 8086), (2782, 5909), (4043, 4066)]