18313528

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 17168072

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 383, 556, 766, 1112, 1532, 3064, 5977, 11954, 16469, 23908, 32938, 47816, 53237, 65876, 106474, 131752, 212948, 425896, 2289191, 4578382, 9156764, 18313528]

約数ペア:

[(1, 18313528), (2, 9156764), (4, 4578382), (8, 2289191), (43, 425896), (86, 212948), (139, 131752), (172, 106474), (278, 65876), (344, 53237), (383, 47816), (556, 32938), (766, 23908), (1112, 16469), (1532, 11954), (3064, 5977)]