19715122

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 35902080

約数和(自身を除く): 16186958

約数列:

[1, 2, 7, 14, 19, 38, 133, 137, 266, 274, 541, 959, 1082, 1918, 2603, 3787, 5206, 7574, 10279, 18221, 20558, 36442, 71953, 74117, 143906, 148234, 518819, 1037638, 1408223, 2816446, 9857561, 19715122]

約数ペア:

[(1, 19715122), (2, 9857561), (7, 2816446), (14, 1408223), (19, 1037638), (38, 518819), (133, 148234), (137, 143906), (266, 74117), (274, 71953), (541, 36442), (959, 20558), (1082, 18221), (1918, 10279), (2603, 7574), (3787, 5206)]