18888426

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 42681600

約数和(自身を除く): 23793174

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 359, 474, 666, 711, 718, 1077, 1422, 2154, 2923, 3231, 5846, 6462, 8769, 13283, 17538, 26307, 26566, 28361, 39849, 52614, 56722, 79698, 85083, 119547, 170166, 239094, 255249, 510498, 1049357, 2098714, 3148071, 6296142, 9444213, 18888426]

約数ペア:

[(1, 18888426), (2, 9444213), (3, 6296142), (6, 3148071), (9, 2098714), (18, 1049357), (37, 510498), (74, 255249), (79, 239094), (111, 170166), (158, 119547), (222, 85083), (237, 79698), (333, 56722), (359, 52614), (474, 39849), (666, 28361), (711, 26566), (718, 26307), (1077, 17538), (1422, 13283), (2154, 8769), (2923, 6462), (3231, 5846)]