28139038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{18061}}^1$

素因数の和:18123

約数の個数: 16

約数和(自身を含む): 45516240

約数和(自身を除く): 17377202

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 18061, 36122, 343159, 686318, 740501, 1481002, 14069519, 28139038]

約数ペア:

[(1, 28139038), (2, 14069519), (19, 1481002), (38, 740501), (41, 686318), (82, 343159), (779, 36122), (1558, 18061)]