19182709

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2969}}^1$

素因数の和:3060

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 4767371

約数列:

[1, 7, 13, 71, 91, 497, 923, 2969, 6461, 20783, 38597, 210799, 270179, 1475593, 2740387, 19182709]

約数ペア:

[(1, 19182709), (7, 2740387), (13, 1475593), (71, 270179), (91, 210799), (497, 38597), (923, 20783), (2969, 6461)]