139509904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{379103}}^1$

素因数の和:379134

約数の個数: 20

約数和(自身を含む): 282053376

約数和(自身を除く): 142543472

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 379103, 758206, 1516412, 3032824, 6065648, 8719369, 17438738, 34877476, 69754952, 139509904]

約数ペア:

[(1, 139509904), (2, 69754952), (4, 34877476), (8, 17438738), (16, 8719369), (23, 6065648), (46, 3032824), (92, 1516412), (184, 758206), (368, 379103)]