16180604

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 31527384

約数和(自身を除く): 15346780

約数列:

[1, 2, 4, 11, 22, 44, 101, 121, 202, 242, 331, 404, 484, 662, 1111, 1324, 2222, 3641, 4444, 7282, 12221, 14564, 24442, 33431, 40051, 48884, 66862, 80102, 133724, 160204, 367741, 735482, 1470964, 4045151, 8090302, 16180604]

約数ペア:

[(1, 16180604), (2, 8090302), (4, 4045151), (11, 1470964), (22, 735482), (44, 367741), (101, 160204), (121, 133724), (202, 80102), (242, 66862), (331, 48884), (404, 40051), (484, 33431), (662, 24442), (1111, 14564), (1324, 12221), (2222, 7282), (3641, 4444)]