30903044

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{21401}}^1$

素因数の和:21443

約数の個数: 18

約数和(自身を含む): 57079134

約数和(自身を除く): 26176090

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 21401, 42802, 85604, 406619, 813238, 1626476, 7725761, 15451522, 30903044]

約数ペア:

[(1, 30903044), (2, 15451522), (4, 7725761), (19, 1626476), (38, 813238), (76, 406619), (361, 85604), (722, 42802), (1444, 21401)]