19309338

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 43630080

約数和(自身を除く): 24320742

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 367, 474, 666, 711, 734, 1101, 1422, 2202, 2923, 3303, 5846, 6606, 8769, 13579, 17538, 26307, 27158, 28993, 40737, 52614, 57986, 81474, 86979, 122211, 173958, 244422, 260937, 521874, 1072741, 2145482, 3218223, 6436446, 9654669, 19309338]

約数ペア:

[(1, 19309338), (2, 9654669), (3, 6436446), (6, 3218223), (9, 2145482), (18, 1072741), (37, 521874), (74, 260937), (79, 244422), (111, 173958), (158, 122211), (222, 86979), (237, 81474), (333, 57986), (367, 52614), (474, 40737), (666, 28993), (711, 27158), (734, 26307), (1101, 17538), (1422, 13579), (2202, 8769), (2923, 6606), (3303, 5846)]