138479828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{17029}}^1$

素因数の和:17159

約数の個数: 24

約数和(自身を含む): 257493600

約数和(自身を除く): 119013772

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 2033, 4066, 8132, 17029, 34058, 68116, 323551, 647102, 1294204, 1822103, 3644206, 7288412, 34619957, 69239914, 138479828]

約数ペア:

[(1, 138479828), (2, 69239914), (4, 34619957), (19, 7288412), (38, 3644206), (76, 1822103), (107, 1294204), (214, 647102), (428, 323551), (2033, 68116), (4066, 34058), (8132, 17029)]