18544532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^2$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 35995680

約数和(自身を除く): 17451148

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 103, 206, 412, 437, 874, 1748, 1957, 2369, 3914, 4738, 7828, 9476, 10609, 21218, 42436, 45011, 90022, 180044, 201571, 244007, 403142, 488014, 806284, 976028, 4636133, 9272266, 18544532]

約数ペア:

[(1, 18544532), (2, 9272266), (4, 4636133), (19, 976028), (23, 806284), (38, 488014), (46, 403142), (76, 244007), (92, 201571), (103, 180044), (206, 90022), (412, 45011), (437, 42436), (874, 21218), (1748, 10609), (1957, 9476), (2369, 7828), (3914, 4738)]